{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1419855604",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d4eb66eab28b2ebd0892e584e4a539742c3abfb91bcc598fa0b58ff404d82a8",
    "signature": "0x676edf1d3576caf15a3e9a21ec580a80659effe6fa8abde95358c229ad29eb250f2e139c61cba39dd32ac1278b900c5e1c9e74b3a8af505876ee1830e08687771b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}