{
  "manageEntity": {
    "action": "Repost",
    "entityId": "590020",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3e66dbd2f49ac9c3cdaa9fd2dc20eb6fdb521bccd140503d43b1b47dc0e56a99",
    "signature": "0x99d5114cc26d971506fb97d8fa9b35b05879acbeddedd0725c937829eeceb0fd719c8d30f50a8b8b7d85e41dbf9cf20de166f8fbd0e05a9641ac1dd936f88ce01b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}