{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xfe07fef04537202b74d27ec8a33cab7b214ae132015c7a98323613217d99d459",
    "signature": "0xc9d31037f7b166a24845b70b9b42f8c049da8a9007af80b162f1cbcdf93432c40e8ec0a0ffc6cfe1fb1b5b909131874ba3c2e17d2e0551f1681709558fa039dc1c",
    "signer": "0x64F598C81c0625EA190d421bEe9C604A9EaD5ea6",
    "userId": "462839245"
  }
}