{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "675742",
    "entityType": "User",
    "nonce": "0x76d7298aa878e6c26253f719fc6ef5098652eb9973af36a9197d93507800d23d",
    "signature": "0xe8aaa51c638a9b8fd2ef1ac40a7ff59f2c42060891904aa983773c9ee710f6fc7b340ac69862c4d58e67c4e49220eab6c134c9fc048b2938e77640cf33b52ebf1b",
    "signer": "0x0EBAA07bBFeB63ba11B0fc9C654fD1942EB02F17",
    "userId": "926810842"
  }
}