{
  "manageEntity": {
    "action": "Create",
    "entityId": "851561846",
    "entityType": "Playlist",
    "metadata": "{\"cid\":\"\",\"data\":{\"playlist_id\":851561846,\"description\":\"\",\"playlist_name\":\"New Playlist\",\"is_private\":true,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"upc\":\"\",\"artists\":null,\"copyright_line\":null,\"producer_copyright_line\":null,\"is_image_autogenerated\":false,\"playlist_contents\":[]}}",
    "nonce": "0x89b754fa07c58b71d1fc7d26421858c2234eb3ce7675568423d206b37465cf73",
    "signature": "0xb07e69a1ddcb0dcfdbfe045410fe547ef3ba4a7eb2eae9c2b4f7dedba84e43bc4dd1cb6e865b02e6e14a5ba8f96ff315cc176bef93a8bbf801177f8539a73a2c1b",
    "signer": "0x4c4e4BD78139bf2468BE325BEBef2683F240Afe5",
    "userId": "707163815"
  }
}