import Flovatar, FlovatarComponent, FlovatarComponentTemplate, FlovatarPack, FlovatarMarketplace from 0x921ea449dffec68a import NonFungibleToken from 0x1d7e57aa55817448 import FungibleToken from 0xf233dcee88fe0abe import FlowToken from 0x1654653399040a61 //this transaction buy a Pack transaction(saleAddress: Address, tokenId: UInt64, amount: UFix64, signature: String) { // reference to the buyer's NFT collection where they // will store the bought NFT let vaultCap: Capability<&FlowToken.Vault{FungibleToken.Receiver}> let collectionCap: Capability<&{FlovatarPack.CollectionPublic}> // Vault that will hold the tokens that will be used // to buy the NFT let temporaryVault: @FungibleToken.Vault prepare(account: AuthAccount) { let flovatarPackCap = account.getCapability<&{FlovatarPack.CollectionPublic}>(FlovatarPack.CollectionPublicPath) if(!flovatarPackCap.check()) { let wallet = account.getCapability<&FlowToken.Vault{FungibleToken.Receiver}>(/public/flowTokenReceiver) account.save<@FlovatarPack.Collection>(<- FlovatarPack.createEmptyCollection(ownerVault: wallet), to: FlovatarPack.CollectionStoragePath) account.link<&{FlovatarPack.CollectionPublic}>(FlovatarPack.CollectionPublicPath, target: FlovatarPack.CollectionStoragePath) } self.collectionCap = flovatarPackCap self.vaultCap = account.getCapability<&FlowToken.Vault{FungibleToken.Receiver}>(/public/flowTokenReceiver) let vaultRef = account.borrow<&FlowToken.Vault>(from: /storage/flowTokenVault) ?? panic("Could not borrow owner's Vault reference") // withdraw tokens from the buyer's Vault self.temporaryVault <- vaultRef.withdraw(amount: amount) } execute { // get the read-only account storage of the seller let seller = getAccount(saleAddress) let packmarket = seller.getCapability(FlovatarPack.CollectionPublicPath).borrow<&{FlovatarPack.CollectionPublic}>() ?? panic("Could not borrow seller's sale reference") packmarket.purchase(tokenId: tokenId, recipientCap: self.collectionCap, buyTokens: <- self.temporaryVault, signature: signature) } }

CODE_ERROR

Transaction