{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2121302085",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39da024f946a798d192e78ba05ef4fd78022b90fc5fda2e974c3b59488b36858",
    "signature": "0x7a72620ba2f0a7e19a3e0639447cc8b52d0c2f8e47d4b61608d32d016fb74667490c8a23fc29329c94ee43a89deac33d02e23cfdf8cc4c3bd26b36570acadf191c",
    "signer": "0x9436FA87F6c8C3aa9e0F0fc7960566dEeB9e23d4",
    "userId": "390992303"
  }
}