{
  "manageEntity": {
    "action": "Repost",
    "entityId": "412592821",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5dffc746b55bd498c316f8d85aa50d1ecfd13e7197860a0f42bb32719c5e2be3",
    "signature": "0x227d6a719a290d35fb1c267338eeb8f52956a529fa7c1dcb7b3789bd4f538a131d5104e0fc20d7f68ffba62631456e1932a69490246d294e6ad2fb17eaa48ee61b",
    "signer": "0x48FD75f1b7D81A96b8b8624aB7040523C402c202",
    "userId": "325172820"
  }
}