{
  "manageEntity": {
    "action": "Repost",
    "entityId": "439563010",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcc4c1d6931b3e790aa5be72c341a94dd74d2dbdd7090bd2ffb1e2da7568d267e",
    "signature": "0xbe496e6879771454563a93e6c3be27ef9d702a12e77f6d5d701ed403ec58945b2d24441f8b40d42dbe24f481c89fd19327464a8f10a120fea96bbaa427031dcd1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}