{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600175337",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcaf97cb30ae615dd8e6668ba52394be168dbffbcf067e32b81bec2343db2fe04",
    "signature": "0x27d1f427b0b2dafb6911ceab131ea5b2d6a079e1bd11cfb1f3e43657db7770cd209a9c4bbdad2913e8f009df7319c3d85bdfff873507e9f4dab188ef2160cf261b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}