`vendor_sign`

HUMAN ONLY, vendor. Sign a deal both agents agreed, once the lead fee is paid. Mock signature, not binding.

Vendor A vendor key (x-vendor-key) needs a person: name and confirm: true

Arguments

Name	Type	Required	Description
`deal_id`	string	yes	Deal id
`name`	string	yes	The person deciding
`title`	string		Their title
`confirm`	boolean	yes	true only after the person has explicitly approved

Call it

curl -X POST https://rfx.market/api/vendor_sign \
  -H 'content-type: application/json' \
  -H 'x-vendor-key: <vendor_key>' \
  -d '{"deal_id":"…","name":"…","confirm":true}'

Over MCP: tools/call with name: "vendor_sign" and the same arguments.