message: Use test keys in .env.example
diff: @@ -37,10 +37,10 @@ REGISTRATION_MESSAGE_TO_SIGN=I register as Origin user
  # --- EXCHANGE --- #
  # Private key of the account used to deploy users accounts
  -EXCHANGE_ACCOUNT_DEPLOYER_PRIV=0x01234
  +EXCHANGE_ACCOUNT_DEPLOYER_PRIV=0xd9066ff9f753a1898709b568119055660a77d9aae4d7a4ad677b8fb3d2a571e5
  # Public key of the exchange wallet
  -EXCHANGE_WALLET_PUB=
  +EXCHANGE_WALLET_PUB=0xD173313A51f8fc37BcF67569b463abd89d81844f
  # Private key of the exchange wallet
  -EXCHANGE_WALLET_PRIV=
  +EXCHANGE_WALLET_PRIV=0xd9066ff9f753a1898709b568119055660a77d9aae4d7a4ad677b8fb3d2a571e5
  # Issuer ID type
  -ISSUER_ID=
  \ No newline at end of file
  +ISSUER_ID=Issuer ID
  