{
  "manageEntity": {
    "action": "Save",
    "entityId": "132725",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x914c29aaf878af7b9fc8477bae25550ee128fea869ecc537096d9deb89b6109f",
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    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
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}