{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "711658625",
    "entityType": "User",
    "nonce": "0x06407b6ae0a0257cd55c28547aa09e852a33d7761375d4cce34733eea4ec18f8",
    "signature": "0x30c3e6e36c519c4aca7ce088ed900a61e7d9490e75d5d582b5863bc78427edcb5a4464919160b1a9a6839c70b6d52a03effb9e00edbdf568530c0e7dd629d04c1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}