{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "152236",
    "entityType": "User",
    "nonce": "0x89af46672d8ebe9592dc5d1153d7a6ae620b50c80be74ffa0c6b0c0bebc6624c",
    "signature": "0xddbff99076e87a6dbe3e3ddbfeaaf78fb24fff67b6e5107f462223385948d06e3f1a8abec9ebf9143c11983a84d94edd531c96686f84003f1226462488257ba31b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}