{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "204697",
    "entityType": "User",
    "nonce": "0x489ff9b5511ccf2e488769666e8071fc64d20e322a49bdf0ef1de3442402a5e6",
    "signature": "0xc0dfa1fe2d7ece0ba46509ffd9dce7200dbdca1d8fa288810c4ee466a14f88007840b867de8180f3f99bb8d42a8f249e6ca8bd0da71f697cfb2b7873acf7fcbe1b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}