{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "282087285",
    "entityType": "User",
    "nonce": "0x7ab7672a3b3d2bcbd14e40884b466cdb89b6ffe8c2e621c6ac7d43bd9ffb6ec5",
    "signature": "0xe0f5cc09533be6813eae2ac8ec2acd5273bea6a86204150be71c2f4f1544338b3bd7b5dd21743a0944bb057af28df9549d493cce824c6eb93386f8f019c0ce651b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}