{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xe7783c664e7784c87336847cdffb1f274ed118cb74e0e6d5abd75ab8148f7fc5",
    "signature": "0x7598a0bed80e99cfa35c4f69a91b8c0505d6e36c09501db20bceaf272b6892b351ec7593b9763534690d82f7935bff70e959528b76baac7242f2678addfc5db61c",
    "signer": "0xEFAB3332CD5EA33e9817aa57B32CaCb8Acf973A4",
    "userId": "407216161"
  }
}