{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "72859",
    "entityType": "User",
    "nonce": "0x54fb899b5eecdf2f442252d8d43638df9b9197a96dc697fdeddab46e2359b3b5",
    "signature": "0xf105dae069b01576090cc055ab55a3b8c4f54873d7b451e6ad6d057d3662043467495443166dc1f5fd1d8ea834aa576b810ba747e72e1574353da411aa92d34e1c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}