{
  "manageEntity": {
    "action": "Update",
    "entityId": "182395294",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x70a3ef7faea498a038b31c8246eaea3c430a042dce08424e2bb1fff3fd01f199",
    "signature": "0xd1615be1df4ada12115a3da7353329c514193c962cd51558d6e63aa2f1d117fa03dc0aed93503be36a72d0c3af18d3f92fa074541635d8c048559aaa5421bdf51b",
    "signer": "0xc94CB6e3FaD02AF27b7535c918dd8582DE31AAC7",
    "userId": "182395294"
  }
}