Base64 encoded signed transaction envelope (XDR format) Contains the complete Soroban transfer transaction ready for submission
Transfer authorization metadata Provides human-readable and verifiable parameters
Sender account address (G-account, 56 chars, starts with G)
Recipient account address (G-account, 56 chars, starts with G)
Token contract address (C-account, 56 chars, starts with C) Identifies which Soroban token (SEP-41) is being transferred
Token amount in smallest units (e.g., 10000000 for 1.0 USDC with 7 decimals)
Maximum ledger sequence number for transaction validity Transaction will be rejected after this ledger closes
CAIP-2 network identifier
Stellar payment payload for the exact scheme Contains a signed Soroban transaction for SEP-41 token transfer