{
  "crv": "Ed25519",
  "x": "FgHwsP_yBmOD3MEkm9S058k62pixoDSzYNMxCBkx9RI",
  "kty": "OKP",
  "kid": "agwaterai-signer-2026-06-28",
  "use": "sig",
  "alg": "EdDSA"
}