{
  "manageEntity": {
    "action": "Repost",
    "entityId": "755514442",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xed63ac75748346f270a480fa5ce03bceb9060471e957878b2f4218e56634807d",
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    "signer": "0xD06A00B950F1f08B348e3cEf0B75Da0010adF313",
    "userId": "238712"
  }
}