You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: enrollment_model.go
    path of file: ./repos/ziti/controller/model
    
    the code of the file until where you have to start completion: /*
	Copyright NetFoundry Inc.

	Licensed under the Apache License, Version 2.0 (the "License");
	you may not use this file except
    
func (entity *Enrollment) fillFrom(_ Env, _ *bbolt.Tx, boltEnrollment *db.Enrollment) error {
	entity.FillCommon(boltEnrollment)
	entity.Method = boltEnrollment.Method
	entity.IdentityId = boltEnrollment.IdentityId
	entity.TransitRouterId = boltEnrollment.TransitRouterId
	entity.EdgeRouterId = boltEnrollment.EdgeRouterId
	entity.CaId = boltEnrollment.CaId
	entity.Username = boltEnrollment.Username
	entity.Token = boltEnrollment.Token
	entity.IssuedAt = boltEnrollment.IssuedAt
	entity.ExpiresAt = boltEnrollment.ExpiresAt
	entity.Jwt = boltEnrollment.Jwt

	return nil
}