{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4057",
    "entityType": "User",
    "nonce": "0x22d6a5c575f4f57291d1c584c9f8a70350c3c5b3dc2f832b344b5af60672dae3",
    "signature": "0x2df5e86e07f2fa54088be1a22a53c352d40cc0055fa26827249927dc865c62e60cd63c28c1452f02c0da51cc6b5bfc3354e10043308593dffd5fd12fa8bbacf41c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}