Fix publisher key bug (#53)

Author: ali-behjati

pyproject.toml

@@ -4,7 +4,7 @@ ignore_missing_imports = true
 
 [tool.poetry]
 name = "pyth-observer"
-version = "0.1.7"
+version = "0.1.8"
 description = "Alerts and stuff"
 authors = []
 readme = "README.md"

pyth_observer/event.py

@@ -43,7 +43,7 @@ async def send(self):
         if self.check.__class__.__bases__ == (PublisherCheck,):
             # Add publisher key to the aggregation key to separate different faulty publishers
             # An example would be: PublisherPriceCheck-Crypto.AAVE/USD-9TvAYCUkGajRXs....
-            aggregation_key += "-" + self.check.state().public_key
+            aggregation_key += "-" + self.check.state().public_key.key
 
         event = DatadogAPIEvent(
             aggregation_key=aggregation_key,