{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1057139",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4fc7a0c6cb455c0793601d8880da4a23d5b4bb20a31ed8fe9d780f5a2b32c3de",
    "signature": "0x4803c0a3d9ffb1bd2f6939be9fb9866266c834d515a0a78b9af6216c56767286681bbc0753f3ddbe1e6b0b656bb674fea6653684f600fa3dec3fc557d1a8dbee1b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}