{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449094632",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x90ef370096073cdadaea8af8894396f301751139f287081d0cfd2e854bb87888",
    "signature": "0x20011ff81ee66e8b0683a5b26f37a7c2a701630757ab8571bc9dc54f4f84e3232ecab719707f334aff429e354982ddab01c6407fdbb1dacb5971d93f162c3ef01c",
    "signer": "0x1642AB480EAD0cea9776277347Cbd3e5Fe9889f6",
    "userId": "711757920"
  }
}