{
  "keys": [
    {
      "alg": "ES256",
      "kty": "EC",
      "kid": "pay-callback-1",
      "crv": "P-256",
      "x": "YBqeJ3SgK6jfwaMVLy7_-HwG7tJDrHiLuKib42R34Tc",
      "y": "GVrJ2J2CI8tsR9FgQ5H9igp6FMHpSrnEnFX0FrClYaY"
    }
  ]
}