{
  "manageEntity": {
    "action": "Repost",
    "entityId": "324121",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2108dc22adac7413d65813eee3ffd3fb2e5cc20feb93790e3f5ebb9c4d97ce5c",
    "signature": "0x6722bf7773bb5dd3c75021d1d7412f3809c7b73359057b3ff876b726432764f002fd2134c676b64a0ea0a67f9071514ea396a7378c5a717a1e62bf2342638b191c",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}