{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8a7b63b5c15f6792de6620198c0964dd936071d4fcd4d5767c944d2a95e68423",
    "signature": "0x4abb6d0bda0990ee22bf935f9df9a32a35b7d0a943e6a66633b8e9fcbd1a7da94a2d759e9492951e1df7082b8e9bc0565200b93ed8faf8a12917708722a7d8281c",
    "signer": "0x85b05A5e7cF0feBb14BB5feC1E645dB5151F8e8b",
    "userId": "104634770"
  }
}