{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0xc51ff69297d205aa0112c44bbb1eb674653475198c484124f0be5dfe74a8e21f",
    "signature": "0x1fe27029fae0574dac3a354b80b60e73bd9f5eb55e9608df70e576c50c5d56c75f38600752ba6d3584d139ac5ca027c22ed2a717e96fa0372afa998b5ab76eb01b",
    "signer": "0x6Ee7842A432b779E1Bf51F27B824fe86161cee6c",
    "userId": "408407824"
  }
}