{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544578",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x495c3e9252fd6b3d7adfad784df083cdb4bd2df5c9a9a32de6ac59c08b87669e",
    "signature": "0xba5e0e625fb212fd53a72382ccf05bcabcbc794074efbaea85533f591a77139b3a07934bbf59bf49cf3c5f67fee32cd8c06decdb2c2e6d5b9f513d03cf064e4f1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}