{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xd78a45d094657ffc6ced3a7afa8094ff59576e56494a91f791cc23724f445872",
    "signature": "0x6ac414df5b8db45bafc9d7dd484d6664d915d8ea78e8db3da180eb5d1edeac6b3d535ece04cb42b5d876f2b8b1f593f108d7481ef8291a0c6deb49072396a5a61c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}