{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1450727891",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa45d91f41580ab4325788c5f3cf430090754759da98f829e5f0ca694fcf90530",
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    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
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  }
}