{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x7ef16503df4000bb701efa81bc3ffefba06088e1b62a14384a3b7b51985899fd",
    "signature": "0x9fa604a62420a61b5ce8ad2d30f7a5e69476d42a3ac996a96f588142561ccd5d44ba4a22ca7680412157678f6023e01152f663ab18b1c32cfb71e8881c2dee1e1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}