{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "274553397",
    "entityType": "User",
    "nonce": "0x6f2b9f4833ed78e7543f1356cb13ee95c2e7d9907a90984c610ab31059c1b260",
    "signature": "0x89189b9ff2474654bc7ad037ac71850b20e1c19bb57acffda31a328e1f019b7e15b1a351160c2514556296205d89c4f1ddaa4bdd828885394480dac0df496b031c",
    "signer": "0x05aba01c97C4F182D989670622abE9c797782dD2",
    "userId": "508263176"
  }
}