{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "93689",
    "entityType": "User",
    "nonce": "0x61b8127611c8e1b7e671fda956acdebcc6fb712dae51afed961ad0734ad941bf",
    "signature": "0x778e945b39c9689e28c380f89e3bf6469c5b794be8bb4aa21cd55f24fb714faa71b0cc5e9dc4f90072f3d5f1be4eeeb1056055abad12ea0eb84bbc738e4032f01c",
    "signer": "0x85c7043884394B063e353E9c15f768b61EB59093",
    "userId": "993591609"
  }
}