{
  "manageEntity": {
    "action": "Save",
    "entityId": "957891902",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2b7afdb671969494edc857ec29e8e43a86730a5ac444dad5f5d0d3f7286c1575",
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}