{
  "manageEntity": {
    "action": "Update",
    "entityId": "907584070",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xe77baf006f191df2efcadb7df892a8c70cc7f09e5fe2ad6a13ad781a910fa9c7",
    "signature": "0x02f567e95583aadc13f40daf927488552ee3267d1a5f9254f87328eb2a6aa9a35afc5c7a7860fb1bf514989694e9746c5ab6c3ee85e32b8804ea2b458565958f1c",
    "signer": "0x6949ADB40dee2A6Db3D655dd59A030a7673ce9dA",
    "userId": "907584070"
  }
}