{
  "manageEntity": {
    "action": "Repost",
    "entityId": "12839526",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2eb819c3740853379618bad1d0e5b06dad40ff78f8d89e16c4a82b14fb935e7d",
    "signature": "0xec9fbf8225edfcf0f60b98b04f21863dccbe225a3dc42339f4c251f0e1c4acf2755d229cd9e4aa2e67214d542621646eb689631b49bc7338322a5bd2f67ccc4c1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}