{
  "manageEntity": {
    "action": "Repost",
    "entityId": "761245",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa2be3365cf0700a8235add22fe07854ccfeb368970e2aa6aedffe066d9f7d2cd",
    "signature": "0xfb029f8753968d6868718ebaba85b68b58d1ee740e442fea76d3a96284f17ced12c03614416e659ad9a4a50febf01207e0e7e41cd52319d6b1213427f2372fdc1b",
    "signer": "0x45C74e4f36E4e5064C5321eeED3748fD52B04eA8",
    "userId": "133970929"
  }
}