{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1607601539",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1cbe3523b51f5986dabd1e27fa8c06e02aa16b3b6b8dc147daf72f32a6864dba",
    "signature": "0xb858edc651deb12668652315d5fd9509b46374a57b3cc242996b1d5cdb53d849225b0670e040c50937090f7eccdcd625ae27a8838dc2c14b8c18509fd73b0fe11b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}