{
  "manageEntity": {
    "action": "Repost",
    "entityId": "742430",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x64f452642eeaf247ff2315b40236ea557f38126bb74b9284b17abb7bfed8d478",
    "signature": "0x09c0482251f94ea8d2107156e002c66d467a19625677895b92b774f415b4ca2d38f5a34cc60a2479ae36c8c55fbcb8edd79057d98424f217dacdf107d18b63e61c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}