{
  "manageEntity": {
    "action": "Update",
    "entityId": "707133435",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x7d383083526136a7665c701b2273ada1a183da852f2156916a2f5dc4e37592a3",
    "signature": "0x9dd5af318fd478f6e728b8d61f116ff28eb117c8b119b4c8f6c2a2d2b13dbeea33657397ba1a4b24083157cdf25b2ca8079806a71c4f4bb055cafde2fbbdadec1b",
    "signer": "0xa9D26D876fE6d96370795fD6Ec5271D6F919D0c3",
    "userId": "707133435"
  }
}