{
  "manageEntity": {
    "action": "Repost",
    "entityId": "512853",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcf6725ed1ee9f443ec111cc6ef1f0de018b00e0a1f761021e4b9a8aa8d5fe0a7",
    "signature": "0x432b457a8872eb704ff8280b9c8b9bfe7143721d7a8ff50b5c9747e7cefa7d3650b409a4343fe97aa77ec37846ee7dbdc161fdddf144bd369d5b3178887a3e9a1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}