{
  "manageEntity": {
    "action": "Repost",
    "entityId": "573438428",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7b2617290d5821da9d246f7759d19d968b67482a2eb84233bc06cedb15993060",
    "signature": "0x8099c509b72e18a46663b4ef990bed01f766904a229a92120ba96ed237b3f06d742497377d12172e1c000f7af3087fa11ab34d9ff2bfce422f27b869a56011881b",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}