{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545575",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8bbc1147330910a0ddc73e8427b3b072dd337dfa742d6ecb3b0484a6dab4b841",
    "signature": "0xb14f76be30d045ac28392a565b563b7dde2431764ccfccf5311a6fc57b9db6e9358a4f10e21a58274e75b1d1e4786d9a5af59c58088266fbd8ca8baff8552c3a1c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}