{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0x28b259430eb41783483487d8da0e0f25ca953c06ad3ab5b9fb20a6ab76281dd8",
    "signature": "0x9009e9be551eff63a7a6755537913536dff3952b35b236f6653c05a6767f49040521b5dc30e253d38ef1b0225aa01966014496ffe66e4da6351de051f8440b021b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}