{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619796682",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2bb028c7be0ba16f1d191066213a81cbbfcfb96dcc00a3c883c2fce3875fb362",
    "signature": "0xdaacdfb7430e0014c26cd97beb95035992f8dbcc74f0e377a9f9d26f212a4f004b54323b3fabde20da47f9dc6d5baabe7b570dbedca7fbf93d35f16990fa308d1c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}