commit_to_buyer_offer
Fulfils a buyer-initiated offer (creator='BUYER') by the seller. Caller must be the seller. Provide matching collateral. Returns unsigned transaction data.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| offerId | Yes | ID of a buyer-initiated offer (creator='BUYER') to commit to. The seller fulfils the offer. | |
| configId | Yes | Boson/Fermion Protocol deployment identifier. Format: '<env>-<chainId>-<index>' e.g. 'production-137-0' (Polygon mainnet), 'testing-80002-0' (Amoy testnet). Call get_config_ids to list all valid values for this server. | |
| royaltyInfo | No | ||
| executionMode | No | 'direct' = standard on-chain tx (sign locally with your wallet → send_signed_transaction). 'metaTx' = gasless relay via Biconomy (send_meta_transaction). Defaults to 'direct'. | |
| signerAddress | Yes | Ethereum address that will sign and send this transaction. Must match the wallet that will sign the returned transaction locally. | |
| collectionIndex | No | ||
| drMutualizerAddress | No | Valid Ethereum address (e.g. '0xAbCd...' or '0xabcd...'). Mixed-case addresses are checksum-validated; all-lowercase and all-uppercase addresses are also accepted. |