{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300643635",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c4903aa2659e413d91ee0c43a614e27319cf970a5a2b546b35b422f9dfde75f",
    "signature": "0x532db6eb0624a7ad21bed3991b0623133b8be65c9291c3d827f9c047b1b8596943a25f9fe777452a73f1830d51d71f6aa57638800afbf811c4d2cf21afe754a81c",
    "signer": "0x3324C23609BC25902C39CFa38CF40581c7Bc7F87",
    "userId": "229134011"
  }
}