{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1399777346",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a8a9eaa321e9b4d726ef8892cec2ec9f7998cf23fc8504d4c8a1aca62d0764a",
    "signature": "0x9e276bcfe19aafa4e05bc31233aa2ff6fc80e95ee70352ff4f04bdd032f0c6635f436b87eaf8b4170c72ca9bc2d399717316e795eb21d655563fec562fe62cf31b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}