{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "847467862",
    "entityType": "User",
    "nonce": "0xcbdf82c1a0a7a06ad62dfd6c0a5edd2705ef056592ca8235fb54267069fbcb26",
    "signature": "0xab9383ac8d9ac0b982b74957e7fee30b4b632f16a0ad6436a9fa53517146f0ba4e6fce957be1334cb8d33853514a67703f65ae7c67297e1b349732a73e82bac71c",
    "signer": "0xca0D957AF7551B207bBE7bAbbFeec17f8Ad14d16",
    "userId": "907140206"
  }
}