{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "360354",
    "entityType": "User",
    "nonce": "0x1eadb6968a5d6a475307e9564076f80b4cfaa09721ad3b738b557e7a1058c95c",
    "signature": "0xaceea1150e006141bd787bbf7620c1bb52b14d4e5eccbe4845885c68be31d7db08aa8f8f58f8639cab0e44b07ff88fb61620d75d08f9f80ed891204924d080e11b",
    "signer": "0xA60fcA5dDC2f63444622C371FB2dD8F2D51d9398",
    "userId": "153833032"
  }
}