{"id":"3a4f0f73-bee","token":"6c074a2b6515b2687c2445ed2543e2aa8a5e1b6aa498cad1","instructions":["Option A: serve the token as plain text (nothing else) at https://deskcrew.io/.well-known/nohumans-claim","Option B: add response header 'x-nohumans-claim: <token>' to https://deskcrew.io/api/x402/tools/deskcrew/create_board","Then: POST /v1/listings/3a4f0f73-bee/claim with JSON body {\"email\": \"you@example.com\"}"]}