{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398115",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe64c28ddf25aaad2e9d9d59990c8465c6a0139fd8225c87b2cb203e14c7f545a",
    "signature": "0xdfebc82e6d74d94aa72adaaa883a69f0943ad3c6a2ae53abe87d350a4c7fee151cb6bdb1d52a280fa66d87e0b57a7f390fd7ecf576ce433c6fdc47614d0fa8451c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}