{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "129358",
    "entityType": "User",
    "nonce": "0x900305a817753c44ba43e224fee2239cbfb858d52250d3e182f48f748fc7c955",
    "signature": "0xe30bbc791902ba9ae245f7c22b8737721f0c1485fdd89fb358c25420a4636c04201a2be9936fb7c91b46dad3a2f794549e55e447a22402efd7766873d195cf781c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}