{
  "manageEntity": {
    "action": "Repost",
    "entityId": "507766640",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x59002ce251f2a0273ff91a4007bb0ee365ac0a1e562e96bfc87677eb225b4c3e",
    "signature": "0x63a1a5a488440c3cba0181cafaa476649bf09c79c43c9db0e23d134340a242c235d1bab9c49616b644b4658dc88041a04e20ad814057a6f8bd0209627b3cefe81c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}