{
  "manageEntity": {
    "action": "Update",
    "entityId": "793352718",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x960242615c2fedef6ea44054aa8ccdfae0c3bb47a05466edd6a245ce48876556",
    "signature": "0x10ae5d119e2db29bad007734344249d4d42cc2b59a2dc856b8ebf56fd1119a3223acd67e9c27b83a5b21f3dfd8eabb187e7b7f07ed1550db09c3f88bad4c51e41b",
    "signer": "0x86beE5CDfE71314F9Df4d339B0B957aaeC4248a2",
    "userId": "793352718"
  }
}