{
  "manageEntity": {
    "action": "Repost",
    "entityId": "690939",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x55c4bc152495ee76b4c9bfa3e9669e2037ceff46854f4a2cc537606f1d29b925",
    "signature": "0x397884ddf6139f880233e557c5dc1e939239f9f858a3dbb31a7fe9bc8ca32c79752d4654d8017f6e548d2c221c185aaf9e98fa2a64320c20f44fce4b906b1ed41b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}