{
  "manageEntity": {
    "action": "Repost",
    "entityId": "670709348",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d9c374d8a32fc9389301126dc0b8d8e6de150c0476e6a4942db4f5348df00ee",
    "signature": "0x6b63e7783e28e9695cdacb14b6dcd08f8594a87dc017a0ad4953613885935f8020cd76e7800cc1aa229a818d9340466616d57cb6fdcd30dfc6d0a6d3206d2ee11c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}