onchain-pay-open-api

Call Binance Onchain-Pay Open API endpoints with automatic RSA SHA256 request signing. This skill is designed for the following scenarios: When to use : User wants to buy crypto with fiat currency and send directly to an external on-chain wallet address Key APIs : trading-pairs → payment-method-list → estimated-quote → pre-order When to use : User has crypto in Binance account and wants to send to external address Key APIs : pre-order with SEND_PRIMARY customization When to use : User needs to buy crypto on one chain and transfer to another network Key APIs : crypto-network → pre-order with network selection When to use : Integrate crypto payment gateway for e-commerce or services Key APIs : pre-order with externalOrderId tracking When to use : Buy crypto and execute smart contract in one transaction Key APIs : pre-order with ON_CHAIN_PROXY_MODE customization When to use : Check order status, available networks, or payment methods Key APIs : order , crypto-network , trading-pairs , payment-method-list Use the default account (prod) unless the user specifies otherwise. You need: Use the account marked (default) in .local.md . Build a compact JSON body from user-specified parameters. Remove any parameters the user did not provide. IMPORTANT: Address and Network Validation Display the JSON response to the user in a readable format. See references/authentication.md for full...