{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50516",
    "entityType": "User",
    "nonce": "0xac218d8db773b2e713bccfa611a439d0fada23fb18ea6e91802e43daea0f4348",
    "signature": "0xd8cfb44f8f25b85ac51fb13ac3bbcb3d14fe2b069b9eaf9db2ae92cfd72a9b1b22a7246181a455f85774796b3775141da547e14b5c32162d5ce8a687fb85e36e1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}