{
  "manageEntity": {
    "action": "Save",
    "entityId": "958986405",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x055bde3a5de85bd7a90d0283c94c0087f43e553d2dd67e4701be6b382d0fd4ab",
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    "signer": "0xaFdEC27229de1023f5322f4Dbf0e874dC548011F",
    "userId": "817564020"
  }
}