{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44566",
    "entityType": "User",
    "nonce": "0x4772ab1546ecb583fcafc788ef7d573dabca37171eb03565bee2d8d6731f595a",
    "signature": "0x4de2a7ed0ec631d577259e6b02c9f015de7d4b6e4c0105d91fd98158b357d6706083ca427ca40f4f31e419d361bc3838027d93b8b52262e16d0e582733d013821c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}