{
  "manageEntity": {
    "action": "Repost",
    "entityId": "446039988",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb375bd35813fc93fc0fd46903e1df726bd4cdaeac3dd3e9403a6cf7ba72b99d2",
    "signature": "0x3a698bba668b68c1c95ca1d67f0688154a6afee0bd136e7428677cc60dd1f4cd24f599967e4bb7fa6d0e78e4a872835f09452e87a21df7f7c07f8391721b154b1b",
    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}