{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x4050cb588bcac23941d195099ffcd8370309a6b12db9cc778a0a59310b654757",
    "signature": "0x720231dda3214123cc9c0fa525f3d71fb244aaa30cc0575846554e9c5fe5f3363e260779bbb647f053fcf1c50100f1207896673ab85253339d29390eaf0f3b251b",
    "signer": "0x0AC77876338a1310E24e939DC65C28Ae87A0D298",
    "userId": "415577056"
  }
}