{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0xab72693210b74f428686f8b8217efae4a4dfad41ae9aec21bd8e1f2cb0e116a9",
    "signature": "0xc0f7ae0fe902f8dc3393550d4fcede7c735ed57e7c00b8b09f304afe3803d1d96174f48aee54cbbf6dd09e53433262a12082078486808bd16809088867eae7f71c",
    "signer": "0xca7c61d7Db568b81B8A952B917F45dd863B736F1",
    "userId": "144109"
  }
}