{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1403605067",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd48ba4faac4800c7021714c817bdaa7517535582b4ee2f4d4a754dc8d65d1865",
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    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}