{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x95dbe913475bf6bb79022f68257b646b84480d9dfa03e340c95a6db45d581fdd",
    "signature": "0xceb1bfda12e92cf73254171d3264c5048968a3695ff71bf642713668ea5d861657377f1598e59ac655418d89bed43dd0174fe449dfd3381c441d6549bd2cbe401c",
    "signer": "0x3D8ccd09c9F5D4f6D75375cFe66c924ED2B6CA52",
    "userId": "136358317"
  }
}