{
  "manageEntity": {
    "action": "Save",
    "entityId": "855300226",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xb494fca2cba42daa65ce7c73d4b743e05d87913831c0a014fab70f57a8082e4e",
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    "signer": "0xBe0B2B2beC4B0A46ff11169512DF7f66E775c0B3",
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  }
}