{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300549589",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd2e5e56c134407d40ea88cab56aa6eb595b356d174235afb76d88e6fe05f068e",
    "signature": "0xcf22ed8497fef391da419716105f051cd2f08e1a1ce24dd575ab010c0edd710915d23345ed2c2e9cf44a3c8c67180854c538d2919dfb79eef8e64e799adafb841b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}