RunMutation$Mutation$placeBet typedef
        RunMutation$Mutation$placeBet =
     MultiSourceResult<Mutation$placeBet>  Function(Variables$Mutation$placeBet, {Object? optimisticResult, Mutation$placeBet? typedOptimisticResult})
    
    
    
Implementation
typedef RunMutation$Mutation$placeBet
    = graphql.MultiSourceResult<Mutation$placeBet> Function(
  Variables$Mutation$placeBet, {
  Object? optimisticResult,
  Mutation$placeBet? typedOptimisticResult,
});