{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1258324474",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x66851999727e9dbf15664a56c49e2d76ec0d27c3bc327804d7a060ff9621f5e8",
    "signature": "0xdbe5fa265eb03dc61ca5863f86062a893516522e973d2bce0109043af3e8ef38457ed5ffca71e1445a851b44315ca90dfa75f5255366c6785704f32406e35e191c",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}