{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21465584",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf9473e9fb43531eb5abd5e80fe7261b7beb8a026d0cb213a8d13563ae9a0e6f8",
    "signature": "0x9fe04f4d36972ee1acf635c4056b32f15dda439329cbd5112aaaec641450fc035a0cbb0180f5a6bf14d8ee5df8637bb2b7c5b6ac7ada482b63d6a10c22a7c9b61c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}