{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21731",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x24a341eab0e0e951074184a29393999d104ccdb5614af36fbb4e821a8d200e63",
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    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
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}