{
  "manageEntity": {
    "action": "Repost",
    "entityId": "890145421",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe2ce81fa535db094ca3f433279086b7d757bd8b40c1a2c768fd7915208344199",
    "signature": "0x68b7cb7685efa4b08d950c87826d9c7281377da2672e36f4f825d61ed993c67b0d2639e24f79209820844992e38331b3990289c15625f84102102ab3b5387ce11c",
    "signer": "0xE7A4a8f1d081B44C96Ed68610B6c3016ce8cD6E0",
    "userId": "464427506"
  }
}