{
  "manageEntity": {
    "action": "Repost",
    "entityId": "374878656",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b021734d616439d3bcb08d29d0863e1c71cc826b9953410c719d76a057445e4",
    "signature": "0x415854ecea09fa5942662da2c7f67392bd1ee3a70504801844d08f83c8e668632fc29b87715d8fb45c8e4c6349d110ebd5acb6e37fb2444d36a95797500dfcb51b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}