{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xc554196672fe6d6ce76b69a33033292a2dc221a0d983c950d0c1d206567bb29f",
    "signature": "0x44fe2adf3a0909a5fc7b343aaf30b0998068d4e2221432c664c5ab4fe7e424ce420b612a73d212cd0e97d7af1f614d60331d442149e0fc9af4107c7125ce3b411b",
    "signer": "0x52E0361aD6F17b443a903f96dd5AA2Ca65020AE4",
    "userId": "86640190"
  }
}