{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x603d109c5d49a08d31bf4516da1c5490b080e2a57294e353a6ad94b475baccf0",
    "signature": "0x4fa42b3a8ccd4f1eebdfcf3659759d13eda80adc1d9b028e2ab11ab0a1a18840138e3d34a91d137256d87b3235f14b3651dc3f1265f13a37bb91be20bc0178f21b",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}