{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1474723003",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc0990fedb318756fd56bf651984835e138c8d0741612586ea2b8ebaf499d0ff4",
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    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
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  }
}