Siro, an AI-powered coaching platform for sales reps, secures $50M in Series B funding led by SignalFire.The funding round also saw participation from 01 Advisors, Saumil Mehta, founders of Squire, and former executives from Yelp and Snap.Siro aims to help sales representatives by transcribing sales meetings and providing insights for improving on-ground sales visits.The platform trains models for specific industry verticals and uses AI to analyze salesperson's interactions to enhance performance.