{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "180188",
    "entityType": "User",
    "nonce": "0x5721847796e93c8f183fd091c59bb289922d0e10381adff70a51b6dfe3b2d2e9",
    "signature": "0x94aa90fd238ccb96b851c44ee041455c95a664780677b3374c1fb2f940873ce77f5468e685a43c8a6c0b036857355dd6b6622466ae3ee8f7e5eeaa29f536db821c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}