{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "133970929",
    "entityType": "User",
    "nonce": "0x17c9cb129c1e5a935446d4cea7a40816144703d5e96dfe9666a7724b5a4f293d",
    "signature": "0x121483ca87f9a0107c2e78ffb3c82901ad63b2e538883a8856170d85cd08446e1d158f8a9b0e955cc9df0241b232345e3ffa57f4dbbbb465fa5689d811a6dffd1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}