{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1543250953",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8d2c59e8cd29d617c4b34e12ba4564b69b6453c09f522ddaa626f9f194102bf8",
    "signature": "0x805fc68d87c7f4a4e6ec4f3030154a667d91af592e465383aaa9f1ad6d3b39f44aa9e1fe6e76fb8070349ab8e9b6e288317a6881a43db07a615de103a60cdf411c",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}