{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x069f2281d21b3121d2c5d3ef2a243246e97ce0048c906be6bb57020acf2f146c",
    "signature": "0x1bb0a957d6c4a3eb0b8821b15555b408b6ae61c17a4ebad1df3077aef8f1d89d2568e471071b076dc7a07c96f61e3d8dc91f4a3012a1af7d8618cb1ddf7011c61c",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}