{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x018e274708bc3b6e3e1ca632023ee8e01bf266bef1c0f9300023e92536b4dea4",
    "signature": "0xf5fd0165866065e13e76d538730abc28f7b560b8647e4a6592b1085f1a204b072a3d19d0075c5bba1538703a3daf103911203b2bbca8edf056426a628aa060dc1b",
    "signer": "0x9db84b5af18534d8Ee180c90E1377f813B5Ec313",
    "userId": "741417198"
  }
}