{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91690",
    "entityType": "User",
    "nonce": "0x0f3db8b7e7e6dbd99cd767f7030bdcf0f46cee63fc3393ec309898b861be21c9",
    "signature": "0xeb095cc57f334a89ee89936114f02b87cb6b8d0e38411349f669b9c2713a9bf87c4d6f39b3569573f97ccc4d7890c7f023b577dddd967e85f38003118ea56a8c1c",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}