code: func New(cryptoProvider core.CryptoSuite) (*SigningManager, error) {
  	return &SigningManager{cryptoProvider: cryptoProvider, hashOpts: cryptosuite.GetSHAOpts()}, nil
  }
docs: // New Constructor for a signing manager.
  // @param {BCCSP} cryptoProvider - crypto provider
  // @param {Config} config - configuration provider
  // @returns {SigningManager} new signing manager