{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "196090047",
    "entityType": "User",
    "nonce": "0xb7034f1c14073e195b1322f9226a46dd2a4d8b83ba33c93ff236b6c6134d7d09",
    "signature": "0xe0a76bd4d14240d5ae18ceae66ceb7077f791305f621db3ca74728d42dd0386c76da8444d4e3f5302997c210155ec412cecb3560cba267b47eb6712fd90e82dd1b",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}