{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "19702",
    "entityType": "User",
    "nonce": "0xfe6de7bc023e9adc7fbeb4121e9d21e68b7d22f79d39548990bc3469b2670390",
    "signature": "0xfd8a9c33228879db5e56c0ea525bf82d4517ddb941ca5b88db5064770072bc0b14c016b0052854dd8e89548ee1067a35ee34c7a84f04721be668b1a5ab09a9af1c",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}