pump-parser/raydiumv4.go

package pump_parser

import (
	"fmt"

	"github.com/shopspring/decimal"
)

func raydiumV4Parser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
	if !tx.rawTx.accountList[instruction.ProgramIDIndex].Equals(raydiumV4Program) {
		return nil, increaseOffset(offset), fmt.Errorf("raydiumv4 instruction not found,  offset, %d, %d", offset[0], offset[1])
	}

	decode := instruction.Data
	if len(decode) < 1 {
		return nil, increaseOffset(offset), fmt.Errorf("raydiumv4 program instruction data too short, offset, %d, %d", offset[0], offset[1])
	}

	discriminator := decode[0]

	switch discriminator {
	case raydiumV4InitializePoolDiscriminator:
		return raydiumv4InitializeParser(tx, instruction, innerInstructions, offset)
	case raydiumV4AddLiquidityDiscriminator:
		return raydiumv4AddLiquidityParser(tx, instruction, innerInstructions, offset)
	case raydiumV4RemoveLiquidityDiscriminator:
		return raydiumv4RemoveLiquidityParser(tx, instruction, innerInstructions, offset)
	case raydiumV4WithdrawPNLDiscriminator:
		return raydiumv4WithdrawPNLParser(tx, instruction, innerInstructions, offset)
	case raydiumV4SwapBaseInDiscriminator, raydiumV4SwapBaseOutDiscriminator:
		return raydiumv4SwapParser(tx, instruction, innerInstructions, offset)
	case raydiumV4SwapBaseInV2Discriminator, raydiumV4SwapBaseOutV2Discriminator:
		return raydiumv4SwapV2Parser(tx, instruction, innerInstructions, offset)

	default:
		return nil, increaseOffset(offset), InstructionIgnoredError
	}
}

func raydiumv4InitializeParser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
	accountsLen := len(instruction.Accounts)
	if accountsLen != 21 {
		return nil, increaseOffset(offset), fmt.Errorf("invalid number of accounts for raydiumv4 initialize instruction, offset %d, %d", offset[0], offset[1])
	}
	var entryContract = tx.rawTx.accountList[tx.rawTx.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]
	//who := tx.rawTx.accountList[instruction.Accounts[accountsLen-1]]
	user := tx.rawTx.accountList[instruction.Accounts[accountsLen-4]]
	baseVaultIdx := instruction.Accounts[10]
	quoteVaultIdx := instruction.Accounts[11]

	baseTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, baseVaultIdx)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get base vault balance after tx: %v", err)
	}
	quoteTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, quoteVaultIdx)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get quote vault balance after tx: %v", err)
	}
	baseReserve, _ := decimal.NewFromString(baseTokenbalance.UITokenAmount.Amount)
	quoteReserve, _ := decimal.NewFromString(quoteTokenbalance.UITokenAmount.Amount)
	offset[1] += 30
	return []Swap{
		{
			Program:           SolProgramRaydiumV4,
			Event:             "create",
			Pool:              tx.rawTx.accountList[instruction.Accounts[4]],
			BaseMint:          baseTokenbalance.MintAccount,
			QuoteMint:         quoteTokenbalance.MintAccount,
			BaseTokenProgram:  baseTokenbalance.ProgramIDAccount,
			QuoteTokenProgram: quoteTokenbalance.ProgramIDAccount,
			Creator:           user,
			BaseMintDecimals:  uint8(baseTokenbalance.UITokenAmount.Decimals),
			QuoteMintDecimals: uint8(quoteTokenbalance.UITokenAmount.Decimals),
			User:              user,
			BaseReserve:       baseReserve,
			QuoteReserve:      quoteReserve,
			EntryContract:     entryContract,
		},
	}, offset, nil
}

func raydiumv4AddLiquidityParser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
	accountsLen := len(instruction.Accounts)
	if accountsLen != 14 && accountsLen != 15 {
		return nil, increaseOffset(offset), fmt.Errorf("invalid number of accounts for raydiumv4 add liquidity instruction, offset %d, %d", offset[0], offset[1])
	}
	var entryContract = tx.rawTx.accountList[tx.rawTx.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]

	baseVaultAccountIndex := instruction.Accounts[6]
	quoteVaultAccountIndex := instruction.Accounts[7]

	userBaseVaultAccountIndex := instruction.Accounts[9]
	userQuoteVaultAccountIndex := instruction.Accounts[10]

	baseTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, baseVaultAccountIndex)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get base vault balance after tx: %v", err)
	}
	quoteTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, quoteVaultAccountIndex)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get quote vault balance after tx: %v", err)
	}
	inners, err := getInnerInstructions(innerInstructions, offset[1])
	if err != nil {
		return nil, increaseOffset(offset), err
	}
	var nextIndex int
	var baseFound, quoteFound bool
	var baseAmount, quoteAmount decimal.Decimal
	for i, inner := range inners {
		from, to, amount, err := parseTokenTransfer(tx.rawTx, inner)
		if err != nil {
			continue
		}
		if from.Equals(tx.rawTx.accountList[userBaseVaultAccountIndex]) && to.Equals(tx.rawTx.accountList[baseVaultAccountIndex]) && !baseFound {
			baseAmount = decimal.NewFromUint64(amount)
			baseFound = true
		} else if from.Equals(tx.rawTx.accountList[userQuoteVaultAccountIndex]) && to.Equals(tx.rawTx.accountList[quoteVaultAccountIndex]) && !quoteFound {
			quoteAmount = decimal.NewFromUint64(amount)
			quoteFound = true
		}
		if baseFound && quoteFound {
			nextIndex = i + 1
			break
		}
	}
	if !baseFound || !quoteFound {
		return nil, increaseOffset(offset), fmt.Errorf("failed to find token transfer inner instruction for add liquidity, offset %d, %d", offset[0], offset[1])
	}
	offset[1] += uint(nextIndex + 1)
	baseReserve, _ := decimal.NewFromString(baseTokenbalance.UITokenAmount.Amount)
	quoteReserve, _ := decimal.NewFromString(quoteTokenbalance.UITokenAmount.Amount)
	return []Swap{
		{
			Program:           SolProgramRaydiumV4,
			Event:             "remove_liquidity",
			Pool:              tx.rawTx.accountList[instruction.Accounts[1]],
			BaseMint:          baseTokenbalance.MintAccount,
			QuoteMint:         quoteTokenbalance.MintAccount,
			BaseTokenProgram:  baseTokenbalance.ProgramIDAccount,
			QuoteTokenProgram: quoteTokenbalance.ProgramIDAccount,
			User:              tx.rawTx.accountList[instruction.Accounts[12]],
			BaseMintDecimals:  uint8(baseTokenbalance.UITokenAmount.Decimals),
			QuoteMintDecimals: uint8(quoteTokenbalance.UITokenAmount.Decimals),
			BaseReserve:       baseReserve,
			QuoteReserve:      quoteReserve,
			BaseAmount:        baseAmount,
			QuoteAmount:       quoteAmount,
			EntryContract:     entryContract,
		},
	}, offset, nil
}

func raydiumv4RemoveLiquidityParser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
	accountsLen := len(instruction.Accounts)
	const AccountLen = 20
	if accountsLen != AccountLen && accountsLen != AccountLen+1 && accountsLen != AccountLen+2 && accountsLen != AccountLen+3 {
		return nil, increaseOffset(offset), fmt.Errorf("invalid number of accounts for raydiumv4 add liquidity instruction, offset %d, %d", offset[0], offset[1])
	}
	var entryContract = tx.rawTx.accountList[tx.rawTx.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]
	baseVaultAccountIndex := instruction.Accounts[6]
	quoteVaultAccountIndex := instruction.Accounts[7]
	userBaseVaultAccountIndex := instruction.Accounts[14]
	userQuoteVaultAccountIndex := instruction.Accounts[16]

	if accountsLen == AccountLen+2 || accountsLen == AccountLen+3 {
		userBaseVaultAccountIndex = instruction.Accounts[16]
		userQuoteVaultAccountIndex = instruction.Accounts[17]
	}

	baseTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, baseVaultAccountIndex)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get base vault balance after tx: %v", err)
	}
	quoteTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, quoteVaultAccountIndex)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get quote vault balance after tx: %v", err)
	}
	inners, err := getInnerInstructions(innerInstructions, offset[1])
	if err != nil {
		return nil, increaseOffset(offset), err
	}
	var nextIndex int
	var baseFound, quoteFound bool
	var baseAmount, quoteAmount decimal.Decimal
	for i, inner := range inners {
		from, to, amount, err := parseTokenTransfer(tx.rawTx, inner)
		if err != nil {
			continue
		}
		if to.Equals(tx.rawTx.accountList[userBaseVaultAccountIndex]) && from.Equals(tx.rawTx.accountList[baseVaultAccountIndex]) && !baseFound {
			baseAmount = decimal.NewFromUint64(amount)
			baseFound = true
		} else if to.Equals(tx.rawTx.accountList[userQuoteVaultAccountIndex]) && from.Equals(tx.rawTx.accountList[quoteVaultAccountIndex]) && !quoteFound {
			quoteAmount = decimal.NewFromUint64(amount)
			quoteFound = true
		}
		if baseFound && quoteFound {
			nextIndex = i + 1
			break
		}
	}
	if !baseFound || !quoteFound {
		return nil, increaseOffset(offset), fmt.Errorf("failed to find token transfer inner instruction for add liquidity, offset %d, %d", offset[0], offset[1])
	}
	offset[1] += uint(nextIndex + 1)
	baseReserve, _ := decimal.NewFromString(baseTokenbalance.UITokenAmount.Amount)
	quoteReserve, _ := decimal.NewFromString(quoteTokenbalance.UITokenAmount.Amount)
	return []Swap{
		{
			Program:           SolProgramRaydiumV4,
			Event:             "remove_liquidity",
			Pool:              tx.rawTx.accountList[instruction.Accounts[1]],
			BaseMint:          baseTokenbalance.MintAccount,
			QuoteMint:         quoteTokenbalance.MintAccount,
			BaseTokenProgram:  baseTokenbalance.ProgramIDAccount,
			QuoteTokenProgram: quoteTokenbalance.ProgramIDAccount,
			User:              tx.rawTx.accountList[0],
			BaseMintDecimals:  uint8(baseTokenbalance.UITokenAmount.Decimals),
			QuoteMintDecimals: uint8(quoteTokenbalance.UITokenAmount.Decimals),
			BaseReserve:       baseReserve,
			QuoteReserve:      quoteReserve,
			BaseAmount:        baseAmount,
			QuoteAmount:       quoteAmount,
			EntryContract:     entryContract,
		},
	}, offset, nil
}

func raydiumv4WithdrawPNLParser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
	accountsLen := len(instruction.Accounts)
	if accountsLen != 17 && accountsLen != 18 {
		return nil, increaseOffset(offset), fmt.Errorf("invalid number of accounts for raydiumv4 WithdrawPNL instruction, offset %d, %d", offset[0], offset[1])
	}
	var entryContract = tx.rawTx.accountList[tx.rawTx.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]

	baseVaultAccountIndex := instruction.Accounts[5]
	quoteVaultAccountIndex := instruction.Accounts[6]
	userBaseVaultAccountIndex := instruction.Accounts[7]
	userQuoteVaultAccountIndex := instruction.Accounts[8]

	baseTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, baseVaultAccountIndex)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get base vault balance after tx: %v", err)
	}
	quoteTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, quoteVaultAccountIndex)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get quote vault balance after tx: %v", err)
	}
	inners, err := getInnerInstructions(innerInstructions, offset[1])
	if err != nil {
		return nil, increaseOffset(offset), err
	}
	var nextIndex int
	var baseFound, quoteFound bool
	var baseAmount, quoteAmount decimal.Decimal
	for i, inner := range inners {
		from, to, amount, err := parseTokenTransfer(tx.rawTx, inner)
		if err != nil {
			continue
		}
		if to.Equals(tx.rawTx.accountList[userBaseVaultAccountIndex]) && from.Equals(tx.rawTx.accountList[baseVaultAccountIndex]) && !baseFound {
			baseAmount = decimal.NewFromUint64(amount)
			baseFound = true
		} else if to.Equals(tx.rawTx.accountList[userQuoteVaultAccountIndex]) && from.Equals(tx.rawTx.accountList[quoteVaultAccountIndex]) && !quoteFound {
			quoteAmount = decimal.NewFromUint64(amount)
			quoteFound = true
		}
		if baseFound && quoteFound {
			nextIndex = i + 1
			break
		}
	}
	if !baseFound || !quoteFound {
		return nil, increaseOffset(offset), fmt.Errorf("failed to find token transfer inner instruction for with pnl, offset %d, %d", offset[0], offset[1])
	}
	offset[1] += uint(nextIndex + 1)

	baseReserve, _ := decimal.NewFromString(baseTokenbalance.UITokenAmount.Amount)
	quoteReserve, _ := decimal.NewFromString(quoteTokenbalance.UITokenAmount.Amount)
	return []Swap{
		{
			Program:           SolProgramRaydiumV4,
			Event:             "remove_liquidity",
			Pool:              tx.rawTx.accountList[instruction.Accounts[1]],
			BaseMint:          baseTokenbalance.MintAccount,
			QuoteMint:         quoteTokenbalance.MintAccount,
			BaseTokenProgram:  baseTokenbalance.ProgramIDAccount,
			QuoteTokenProgram: quoteTokenbalance.ProgramIDAccount,
			User:              tx.rawTx.accountList[instruction.Accounts[9]],
			BaseMintDecimals:  uint8(baseTokenbalance.UITokenAmount.Decimals),
			QuoteMintDecimals: uint8(quoteTokenbalance.UITokenAmount.Decimals),
			BaseReserve:       baseReserve,
			QuoteReserve:      quoteReserve,
			BaseAmount:        baseAmount,
			QuoteAmount:       quoteAmount,
			EntryContract:     entryContract,
		},
	}, offset, nil
}

func raydiumv4SwapParser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
	accountsLen := len(instruction.Accounts)
	if accountsLen != 17 && accountsLen != 18 {
		return nil, increaseOffset(offset), fmt.Errorf("invalid number of accounts for raydiumv4 swap instruction, offset %d, %d", offset[0], offset[1])
	}
	user := tx.rawTx.accountList[instruction.Accounts[accountsLen-1]]
	userSrcIdx := instruction.Accounts[accountsLen-3]
	userDestIdx := instruction.Accounts[accountsLen-2]
	vaultBaseIdx := instruction.Accounts[4]
	vaultQuoteIdx := instruction.Accounts[5]
	if accountsLen == 18 {
		vaultBaseIdx = instruction.Accounts[5]
		vaultQuoteIdx = instruction.Accounts[6]
	}
	var entryContract = tx.rawTx.accountList[tx.rawTx.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]

	ammAccount := tx.rawTx.accountList[instruction.Accounts[1]]

	userSourceTokenAccount := tx.rawTx.accountList[userSrcIdx]
	userDestinationTokenAccount := tx.rawTx.accountList[userDestIdx]
	baseTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, vaultBaseIdx)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get base vault balance after tx: %v", err)
	}
	quoteTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, vaultQuoteIdx)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get quote vault balance after tx: %v", err)
	}
	inners, err := getInnerInstructions(innerInstructions, offset[1])
	if err != nil {
		return nil, increaseOffset(offset), err
	}
	var nextIndex int
	var srcFound, destFound bool
	var baseAmount, quoteAmount decimal.Decimal
	var event string
	for i, inner := range inners {
		from, to, amount, err := parseTokenTransfer(tx.rawTx, inner)
		if err != nil {
			continue
		}
		if from.Equals(userSourceTokenAccount) && !srcFound {
			if to.Equals(tx.rawTx.accountList[vaultBaseIdx]) {
				event = "sell"
				baseAmount = decimal.NewFromUint64(amount)
				srcFound = true
			} else if to.Equals(tx.rawTx.accountList[vaultQuoteIdx]) {
				event = "buy"
				quoteAmount = decimal.NewFromUint64(amount)
				srcFound = true
			}
		} else if to.Equals(userDestinationTokenAccount) && !destFound {
			if from.Equals(tx.rawTx.accountList[vaultQuoteIdx]) {
				event = "sell"
				quoteAmount = decimal.NewFromUint64(amount)
				destFound = true
			} else if from.Equals(tx.rawTx.accountList[vaultBaseIdx]) {
				event = "buy"
				baseAmount = decimal.NewFromUint64(amount)
				destFound = true
			}

		}
		if srcFound && destFound {
			nextIndex = i + 1
			break
		}
	}
	if !srcFound || !destFound {
		return nil, increaseOffset(offset), fmt.Errorf("raydiumv4 failed to find token transfer inner instruction for swap, offset %d, %d", offset[0], offset[1])
	}
	offset[1] += uint(nextIndex + 1)
	userBase := getAccountBalanceAfterTx(tx.rawTx, userSrcIdx)
	userQuote := getAccountBalanceAfterTx(tx.rawTx, userDestIdx)
	baseReserve, _ := decimal.NewFromString(baseTokenbalance.UITokenAmount.Amount)
	quoteReserve, _ := decimal.NewFromString(quoteTokenbalance.UITokenAmount.Amount)

	return []Swap{
		{
			Program:           SolProgramRaydiumV4,
			Event:             event,
			Pool:              ammAccount,
			BaseMint:          baseTokenbalance.MintAccount,
			QuoteMint:         quoteTokenbalance.MintAccount,
			BaseTokenProgram:  baseTokenbalance.ProgramIDAccount,
			QuoteTokenProgram: quoteTokenbalance.ProgramIDAccount,
			BaseMintDecimals:  uint8(baseTokenbalance.UITokenAmount.Decimals),
			QuoteMintDecimals: uint8(quoteTokenbalance.UITokenAmount.Decimals),
			User:              user,
			BaseAmount:        baseAmount,
			QuoteAmount:       quoteAmount,
			BaseReserve:       baseReserve,
			QuoteReserve:      quoteReserve,
			Mayhem:            false,
			UserBaseBalance:   userBase,
			UserQuoteBalance:  userQuote,
			EntryContract:     entryContract,
		},
	}, offset, nil
}

func raydiumv4SwapV2Parser(tx *Tx, instruction Instruction, innerInstructions InnerInstructions, offset [2]uint) ([]Swap, [2]uint, error) {
	accountsLen := len(instruction.Accounts)
	if accountsLen < 8 {
		return nil, increaseOffset(offset), fmt.Errorf("invalid number of accounts for raydiumv4 swapv2 instruction, offset %d, %d", offset[0], offset[1])
	}
	var entryContract = tx.rawTx.accountList[tx.rawTx.Transaction.Message.Instructions[offset[0]].ProgramIDIndex]

	// Raydium's documented V2 layout uses the first 8 accounts. Routed CPI calls
	// may append extra readonly accounts (for example the Raydium program id) at
	// the tail, so we only require the canonical prefix here.
	ammAccount := tx.rawTx.accountList[instruction.Accounts[1]]
	user := tx.rawTx.accountList[instruction.Accounts[7]]
	userSourceTokenAccount := tx.rawTx.accountList[instruction.Accounts[5]]
	userDestinationTokenAccount := tx.rawTx.accountList[instruction.Accounts[6]]
	baseVaultIdx := instruction.Accounts[3]
	quoteVaultIdx := instruction.Accounts[4]

	baseTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, baseVaultIdx)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get base vault balance after tx: %v", err)
	}
	quoteTokenbalance, err := getTokenBalanceAfterTx(tx.rawTx, quoteVaultIdx)
	if err != nil {
		return nil, increaseOffset(offset), fmt.Errorf("failed to get quote vault balance after tx: %v", err)
	}
	inners, err := getInnerInstructions(innerInstructions, offset[1])
	if err != nil {
		return nil, increaseOffset(offset), err
	}

	var nextIndex int
	var srcFound, destFound bool
	var baseAmount, quoteAmount decimal.Decimal
	var event string
	for i, inner := range inners {
		from, to, amount, err := parseTokenTransfer(tx.rawTx, inner)
		if err != nil {
			continue
		}
		if from.Equals(userSourceTokenAccount) && !srcFound {
			if to.Equals(tx.rawTx.accountList[baseVaultIdx]) {
				event = "sell"
				baseAmount = decimal.NewFromUint64(amount)
				srcFound = true
			} else if to.Equals(tx.rawTx.accountList[quoteVaultIdx]) {
				event = "buy"
				quoteAmount = decimal.NewFromUint64(amount)
				srcFound = true
			}
		} else if to.Equals(userDestinationTokenAccount) && !destFound {
			if from.Equals(tx.rawTx.accountList[quoteVaultIdx]) {
				event = "sell"
				quoteAmount = decimal.NewFromUint64(amount)
				destFound = true
			} else if from.Equals(tx.rawTx.accountList[baseVaultIdx]) {
				event = "buy"
				baseAmount = decimal.NewFromUint64(amount)
				destFound = true
			}
		}
		if srcFound && destFound {
			nextIndex = i + 1
			break
		}
	}
	if !srcFound || !destFound {
		return nil, increaseOffset(offset), fmt.Errorf("raydiumv4 failed to find token transfer inner instruction for swapv2, offset %d, %d", offset[0], offset[1])
	}
	offset[1] += uint(nextIndex + 1)

	userBase := getAccountBalanceAfterTx(tx.rawTx, instruction.Accounts[5])
	userQuote := getAccountBalanceAfterTx(tx.rawTx, instruction.Accounts[6])
	baseReserve, _ := decimal.NewFromString(baseTokenbalance.UITokenAmount.Amount)
	quoteReserve, _ := decimal.NewFromString(quoteTokenbalance.UITokenAmount.Amount)

	return []Swap{
		{
			Program:           SolProgramRaydiumV4,
			Event:             event,
			Pool:              ammAccount,
			BaseMint:          baseTokenbalance.MintAccount,
			QuoteMint:         quoteTokenbalance.MintAccount,
			BaseTokenProgram:  baseTokenbalance.ProgramIDAccount,
			QuoteTokenProgram: quoteTokenbalance.ProgramIDAccount,
			BaseMintDecimals:  uint8(baseTokenbalance.UITokenAmount.Decimals),
			QuoteMintDecimals: uint8(quoteTokenbalance.UITokenAmount.Decimals),
			User:              user,
			BaseAmount:        baseAmount,
			QuoteAmount:       quoteAmount,
			BaseReserve:       baseReserve,
			QuoteReserve:      quoteReserve,
			Mayhem:            false,
			UserBaseBalance:   userBase,
			UserQuoteBalance:  userQuote,
			EntryContract:     entryContract,
		},
	}, offset, nil
}