{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "576475870",
    "entityType": "User",
    "nonce": "0xea7955d3547be8b3bb8c914230943a277b49488bcfd7a37c40a2f45a5bfc1f6b",
    "signature": "0x623d262e6f8642025cc87f330f4792588f5f3892a13ad3154eb218c7883377b30b72632866a8f46fa776a79929dd74eeb6a88668dce33d4d69bb9b3e5a43893b1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}