{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62416",
    "entityType": "User",
    "nonce": "0x0ce88840a9fe3aee0440dab1a394a8acf869fb618b71705e98f311a5e3b1aecd",
    "signature": "0x3352f3bd344e76422fb58bbb9d94adfb0fe881a0e00ecc587a484cc949eb1416256da070ccdef5384903970d5478161387a95ab25272dfeffbb699f952e90fc71c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}