{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36308",
    "entityType": "User",
    "nonce": "0x1e0a29e27f36081359d65f088a892a3388489118fe587367e96fe0f1974af707",
    "signature": "0xd0d176de8434276a70befcedeec771e0606cad53c1cd31d0ae879b896858d1bf4ce95f8d7980e94d88773b60f8467a5c36ed4d3bc2d9a0b6391a1adb848335ad1c",
    "signer": "0xd708949D0521A856Ca6eB44B4112bAEE59741ADD",
    "userId": "490478463"
  }
}