{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "905622794",
    "entityType": "User",
    "nonce": "0x02c0fe3f8b9b72c8184bb5c9e45c3a31f2a17a968ff728d97e7562c5d4a7b313",
    "signature": "0xc07c08c53e0be0d25c5667c228dea689984942e1a75c7df838df1530003ea7ee00efe6da29a76be352625302844c83f83585c0d138dd733417b56cd086bebc871b",
    "signer": "0x1ABf6DD41fe1E6b1C2d3A69859a25C92caa31b32",
    "userId": "17689"
  }
}