{"service":"Proof Holdings A2A endpoint","protocol":"JSON-RPC 2.0","transport":"JSONRPC","method":"message/send","card":"https://proof.holdings/.well-known/agent-card.json","skills":[{"id":"validate-proof","name":"Validate a Proof Token"},{"id":"demo-verify","name":"Run a Demo Verification"}],"inputModes":["text/plain","application/json"],"outputModes":["application/json"]}