{
  "manageEntity": {
    "action": "Repost",
    "entityId": "300312",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12230d13b8251a8b053539874a23fc5d9830c0832958185609940d682a74690c",
    "signature": "0xd85c0b99a9dafb8dc543ecc874bcefa6ecb797f90870ebdaeb683675bcf70bb73ac7431929be30914c635f8862d4e732a40434cb97c124173e6bf8c11b81061c1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}