{
  "manageEntity": {
    "action": "Repost",
    "entityId": "604337554",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x455829ba21938ba7190686ab7ee390d0295383bcd18ad54fde0c22e9ab446473",
    "signature": "0x4020774bbca3d96bc3229ac5a8175d1c27a057bfe4e593081b2e231cf04810ed6e4fb9e5afa747d9537117fd0ba1934a1e25ceea41478a481f4129cdd33714c91b",
    "signer": "0xbcF27CD259a120e92577BC7a7EB95670b3A0E2fA",
    "userId": "105402635"
  }
}