{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "115776",
    "entityType": "User",
    "nonce": "0x78ea4103bb201f342c32bcbc59a2e41d4fe7b520a5d004c41cfc9aa4aa5ee090",
    "signature": "0x6230c7c813ee6644b67e2c370c5740ed109b392122492c3093f9c38bb560e129257fe7dbdce2fa0efd69c53f147446afed5b7a6a8133905544a719cd085e60611b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}