{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1676544311",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9caa53d8bcd501c84dbb75e3392935a00f0ce57b5c967fe07db57575e3deaa9",
    "signature": "0x6fcbcc3c756947b60db03a26c3bf0a8786664ebd9cf5b4c4798fc0e60f4b5283622f25de73a776e171c58028dd828b7af418d8c766e0b5d5eef4b85544e237da1c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}