{
  "manageEntity": {
    "action": "Update",
    "entityId": "104634770",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x1cddc59a7287399fb51a0ba23853e3e3feebfa9f2c9358c4b1122a8054d02588",
    "signature": "0x729bba9e612f117bc0ca873a135843c846a9c539b3de8027e1eee0fbde675af708bace61de587affd9c4421115a7bb41c3a6a2bb231dbed4efdb7dddddbb78601b",
    "signer": "0x85b05A5e7cF0feBb14BB5feC1E645dB5151F8e8b",
    "userId": "104634770"
  }
}