{
  "manageEntity": {
    "action": "Update",
    "entityId": "806015301",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x36e8ccb378804d6718943db452d2774b4cddeb66aa5df7f4b77ef7c668a5b8ec",
    "signature": "0x84a89ee8e41928c3b797b281de271472ed829f02a6adff6b699c6d0ba1c71d1d0ee05a9d741d69500e3dff2cebb8c72e89614e7663ea8da6882711ee452f02a71c",
    "signer": "0xd34259D77c85379EE978514Be14547d9AB1f5F3E",
    "userId": "806015301"
  }
}