{
  "manageEntity": {
    "action": "Update",
    "entityId": "482858095",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf76634d87b8c0505be1fdb2aa5dd8894f4b62e71d456e6ca92f111b1bf79ff09",
    "signature": "0xfddd981c2aaad8480af8eea508f405397cf2845a847a8a3dd1d169f0f90b4bc92374e2439d657edbfc07038877e0a506b3bb2cab8cbf28dc52584d23a30cbdf91b",
    "signer": "0x083626C5983025BFec0Ca7BC8FC5B244f8e29b75",
    "userId": "482858095"
  }
}