{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114549",
    "entityType": "User",
    "nonce": "0xb4a9f148db3130588466d1497346be9c0123dbc06b6b782a6b95b13c36949c4e",
    "signature": "0x52a2c85950cbc7c2db90e0f88a0bccfba89c3888c57dcaae7f44c9859eaee654420590f320cb8d99e220332e811eaab65b086594332c4d798c68065be91e7c6e1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}