{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "285143",
    "entityType": "User",
    "nonce": "0x6522f68ccc5aff8ccf8cc11074a88226a8a7f553d90431272a3173982a2b63fb",
    "signature": "0xf63973761c92b2ee942a4041a40b35b2eb5554a2bd22ccc858ebfbce9f5a39497be079a91cffedd7dc4223fd8c087a48e4556fbb3918e7d1fe323c713df7e1551b",
    "signer": "0x01eB7915E4941D64a8ddf370bE06647ad5F79d4e",
    "userId": "911613164"
  }
}