{
  "manageEntity": {
    "action": "Repost",
    "entityId": "419221",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66e899350f08a95b543fc89e840c54f5cb0d3541d443a3cfc7a484058a469087",
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    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
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}