{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1490519874",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd7c2dcb4c95a058dda01402e05c0675abb70cc9f3dd9649867fee563fbe53867",
    "signature": "0x40d53da2aefd05a842777d2ea7a3ff85ff99a27051d6eaaf2e81c380c22722c50e1ddab43a192bc92153f3db35b7cf04115e550cfdb6d4ba83c566cb837fdfe41c",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}