{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8259",
    "entityType": "User",
    "nonce": "0x561cd66d398dbbef1d12650485a3beaeed9a89055af62748c0e7efe025bac452",
    "signature": "0x12abbefd698ba204db92b47e0be38a7cdc2c4defed9aec17c98d6d6f4f2fb5ea2641d32ddbe45589000dfb7ef7cc97a70dcb61ebb2787140a1939f444cc136e61c",
    "signer": "0x5617e33979Af319eD3a9a6bFF820d69b7e8877a9",
    "userId": "171261"
  }
}