Create Redeem Transaction

Transaction for which the purchase will be redeemed. This should be constructed by the merchant, and should be setup the same way as if the user has USDC/Purchase Token in their wallet. The endpoint will modify this transaction and then send it back to the user to sign and send.

Solana - base 58 encoded transaction, create using: base58.encode(transaction.serialize({ requireAllSignatures: false, verifySignatures: false })) Evm - Base 64 encoded stringified transaction, create using: Buffer.from(JSON.stringify(transaction)).toString('base64')

Transaction for the users wallet to sign and send.

Solana - base 58 encoded transaction, recover using: Transaction.from(base58.decode(transaction)) Near - Base 64 encoded stringified transaction, recover using: JSON.parse(Buffer.from(transaction, 'base64').toString()); Evm - Base 64 encoded stringified transaction, recover using: JSON.parse(Buffer.from(transaction, 'base64').toString());