{
  "manageEntity": {
    "action": "Repost",
    "entityId": "608031809",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x490a025cdfd5b737932362fb6874caf2d1a09341f29a6a40324bd1a5544b839e",
    "signature": "0xa0445b8a9b511d69953047386a5d157d3d4499fa07ef5a06943e3b7d5c4defc303629242059e78f80e45b4410e7d85d74b4cb41e61bd019e3088f9191109fb201c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}