{
  "manageEntity": {
    "action": "Update",
    "entityId": "806027782",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x7d0e14334688526e3845ba923a8e37d4e0fd11c6bbedd637ca7fb3f235151bf7",
    "signature": "0xa3a3d5649bd1ec0789a893273ca23b935022cdab5c0aae052a4f07339c1055083da96d5a29dec2689412e0f8fc84defd1f9e539217db2adffb66659e901951101c",
    "signer": "0x53adF2804c4b0caF62EE0Cb2f679c7e108930bC5",
    "userId": "806027782"
  }
}