{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x63d870c9acf71b74ea51da5e79bae450b01ec4084157b9c86516d3720301fdb6",
    "signature": "0xfb429338afa916bbcdf61bc5a464285e627213f1e84e37bfe1cc1e06ce293f8a633a86417b2df861d325f4fd65f7d2bf14d6537fff8cecc2863b8a055ba974841b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}