{
  "manageEntity": {
    "action": "Repost",
    "entityId": "104319211",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9aef94f2d9d654ae59677394bdbc72b9976052ff1d2deb0c978429b581e04191",
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    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}