{
  "manageEntity": {
    "action": "Update",
    "entityId": "181662261",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x98a7adccaec2899b1905fd33a058e1fe501021425b0102067ac9d0ad14496486",
    "signature": "0xfdac94c3d6d523f691c6e5ddf04406b9dfd8bd68ae4621355210d031ea9c6e85264c915dfb7d48829b6e506e3db8f17179cebdc69b41e0f6d0c6ebdce1e4c25d1b",
    "signer": "0xCc141eEDC0070506A1f065eF09C217717979eE5a",
    "userId": "181662261"
  }
}