{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "170850",
    "entityType": "User",
    "nonce": "0xf2eccd6883e055817644b0c066285ed0090b18ea35f7ed9dada75ffd04a8f7eb",
    "signature": "0x07172ed3972118e71b8edcfd8b2638fef863b8173dd75b69a4c9aaaba3628c5a283a07505af5eb267aba6de371c1215260dd9c243df88e93a8c63503411b577c1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}