{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x06f3fe3adac6e1865f4a2b5607595d2bbee2fb4f99bbd08c53ca33e11bc528a7",
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}