{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "135876",
    "entityType": "User",
    "nonce": "0x4bd2a03c9814c62753fc688280a6666f6a2fb9103a616342691b9954cc56ff33",
    "signature": "0xc28148647012a1ee2709365935b4185cdb5ae754610dbc62138f907f556b27a2228b03b157b49c4e1f00657d15ee79781a5cad0a58803002a9e33c230cd7ea931b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}