{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1473371031",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc6eb4da8eda73ad805b507d004c042caaf52a7e39abbfe4733aba1cf9cf5df4d",
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    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
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}