{
  "manageEntity": {
    "action": "Repost",
    "entityId": "64577",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x17dac0c58ca89ad4218887a8941ae38b05844320622a9afde05f3980cf0b380a",
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    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}