{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578217093",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x620c6856ba802829ffeccf3b6722dde0460df8d4f669931e58713d62057c469f",
    "signature": "0xe21f0a6d916857eb80b08da82045e5463387cf35abfe01e80e46f21a3372d4df73d7a427b19783083ef5c16993798735f8874508283b084f2fe5811496491f551b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}