{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520251953",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfacd6a73bda58bbe75c1fd89fa12671b6bf10c82741e8788bf73679b96d99688",
    "signature": "0xc7501fe794c9f96b98ddc3b5e7665d1b04307206c8e143a1775de610ed5b8e297d15d6059dc744ce9de795b986d9476627f6eaf1d7fbfb88e6301e72972eccc81c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}