{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600618",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x20139163d1a9796b136b47fc53d22e10359ef4e7fa3e9c9b67dae62e7c96852c",
    "signature": "0xc9bccf202287e009b9fe479ef7cdd3d41e5ee5722835ffd801642b76e13cee0a0f4a80c13540ab7f31825379a6b533000a846ed01facce1e4e00dc8e4177c19c1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}