{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "693365797",
    "entityType": "User",
    "nonce": "0x5bf3383b49a302d8dfa222627a16012c5a6ffe3a75a4374455b5b34b389638f7",
    "signature": "0x3ab0d7cdd8d0603caef77fe5e3fd156eaad336c3909599b609759dc6a0e96a6922ccf38941b0417b1f3da284c5809334e539d4775d6ce2b7944565c0cc5f07691c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}