{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "355113",
    "entityType": "User",
    "nonce": "0x547ca25862c3d68939f138f5c265b3656a735c43fc2d713b5e3950deca862700",
    "signature": "0x15ef537da8a205f0f1f71d4f35b95c7776519472cc4a349424ea7a19c02bc29e61ec7d02064f8f46fb814a319608926826920c20661b36f27cd213022efef7081b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}