{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xa23e397ab9393c4af241200fa21cd5bcb25edac3612e9efe2ebd75f92e6b6a01",
    "signature": "0x84188ad62e79fcf440aacd425dd4fe16fd699a023708fa926ad89faa5ccaa0c30a138f7d9b9b94bf320c8013af2c47978cb54ada834caddd466f7ea3418a949e1b",
    "signer": "0xCEADf69D707d025460a3d27226683bCCC04DBA60",
    "userId": "187910835"
  }
}