{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "477335195",
    "entityType": "User",
    "nonce": "0xafadc4dfc90fa148ee99e91b55247f46dc4039ea41e37be95d038a9361c4d4ea",
    "signature": "0x5cad8648105e63785226880abe2a238bd814bd9d4083483b55ec0a2c0f57327627c274e4e48ae0988dc2562b5df8c1ad53a37c25e758d7405aeeb9912317cf4b1c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}