{
  "manageEntity": {
    "action": "Repost",
    "entityId": "591822439",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x38712fa08147f626ec191ae303f8cf7a3a161f066bd74cb40d6526acf3a61efd",
    "signature": "0x8e9dfda30f6c29b3092a78b59e4e0b1be2f6047e2438c447b8f15e39af8851bf15cff5adf18a641a7ce40200e47bdb6193c79b8fd4abcba6c5e61fa12e56347f1b",
    "signer": "0x38C35E6d98e3a8e47c96Cc5d8e8DC05C8797Ce75",
    "userId": "266305231"
  }
}