{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x705030681a11e563eced05efb5b2f415913a5cb2f52482a20a9a67d7a00d7a99",
    "signature": "0x8eba1f4652a5e021c4de262129e368951f7435357d1f6a184c892bd3acf59aff1eaaacf52c05b8b9c3c74f059c1d7ee8866c3c8fedc531afec68cf171e1912221c",
    "signer": "0x600ab5340CbcEdF27914F7784164758a7e1eaBF0",
    "userId": "307479286"
  }
}