{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1455776428",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x46b009fd50fe10554d5998252494eab723d37394afb3414f352acd2f2a831257",
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    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
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  }
}