Authorizations
x402 blockchain payment authorization header containing signed EIP-3009 Transfer with Authorization
Body
application/json
Broadcast a signed transaction to the blockchain network for execution. Accepts a pre-signed transaction in hex format and submits it to miners/validators. Returns the transaction hash for tracking. Essential for executing any blockchain transaction including token transfers, contract interactions, and DeFi operations. Requires x402 blockchain payment.
x402 blockchain payment authorization header containing signed EIP-3009 Transfer with Authorization