{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "20896",
    "entityType": "User",
    "nonce": "0x5da7b25d4d654557a807fe937ae52f65b48df8087b4b20c9f4d8da48500fcb6a",
    "signature": "0x645b502a0f8fdd03326f964af031bd5823d43d5bb287f4eeaee4fdc21806321c13744221c4f00475c1301d1e696be56f4f5977a55ee88c7f8c0b9daa2779c40a1c",
    "signer": "0xC3B8Db4fD6b5608e625Fc02e4e8B7a274B7dB687",
    "userId": "110486155"
  }
}