{"id":"e6a517af-6e9","token":"e7b0d8d46852ee207f6a4906838a4bbd3b59c3f179dc1af7","instructions":["Option A: serve the token as plain text (nothing else) at https://aiagentsarchive.com/.well-known/nohumans-claim","Option B: add response header 'x-nohumans-claim: <token>' to https://aiagentsarchive.com/api/handoffs/AAA-2423/body","Then: POST /v1/listings/e6a517af-6e9/claim with JSON body {\"email\": \"you@example.com\"}"]}