Например такой
data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAT0AAAAyCAYAAAAuugz8AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAMXklEQVR4nO2dfagdxRmHn/dyuU3DJaQhXEKQcHsJkqYhTYMNaRC5SCoi1lpLbWpjCdZKkSJiS/9qhSAiqYiIiEiRVKy1YoNIm2qQNhWV1EaNNk1Tq2nQVGP8aIxpTBON0z9mD537nj27M7s7m3vd+cHCmbMz78w7+5zZPfO1YowhKSkpqSsaOt0FSEpKSmpTqdFLSkrqlFKjl5SU1CmlRi8pKalTSo1eUlJSp5QavaSkpE4pNXpJSUmdUmr0kpKSOqXU6CUlJXVKqdFLSkrqlFKjl5SU1CmlRi8pKalT8m70RGSRiGwUkcdF5DUROSEiR0Rkn4g8ICJXiMhIzMI6ZVkpIptE5FkROZSV5R0R2SEiN4nIkgbyWC4iN2Q2D2R5HBaR3SJyh4icVdHuXBG5VkS2ichBp+wviMjdIjJZt+ye5bhfREzFY3tAPtG4aYOD6VquWHzWKE8UrqNwaowpPIAR4HbgA8CUHAeBS8psVj2ABcAWj3KcAu4DxirksRC43yMPk5VlboDtDcARD7tPAIti1WNWlr2ePuYd208nN21w0EU+a/gdjesYnJZlOBt4ukJmP45QsSuAA4HlOAisDMhjKXAoMI+9wDwP2zcE2j0MLIsE6azshxel0YvJTRscdJHPGn5H4zoWp2WZPlQjw8sarNiFGSBVyvEOcKZHHouBt5qsXMf2ZRXtvgLMjwDqqhrX1cffKNy0wUEX+azhd1SuY3FalOHaHCNvAddlF2AEe0dfBdxFf4t8CBhtqHK355TlMHA9sAx7RxjNynI7cELF3QUMl+SxMyePZ4F1wCJgOIP7MuCFnLjrBtidl5XVjXsce4dcmtXjfOAi4Kkcu3dFgPUqlcf6Bm1H46YNDrrGZw2fo3Mdi9OiDHW/wW4K+iAy2I83XUjg3JwK2wEsKEhzFv133qsK4m/IyeOGgvjDwIMq/hMD4m5S8d4BlhfYvlXF/wBY3DCwd6o8ljRoOwo3bXDQRT5r+B2d61icFmX4mspwhUdF6P/3mxuoXP0jehGY45FuNVOfIl4siLtH5XGLh/1R+vtXxlScEfr/klzsYVt3hm9qGNgdju2jDduOwk0bHHSNzxo+t8J1LE6LMnRH3Q54VsYK5dS2BipYX7gLAtI+UPYDxN51NbRef4GAW1Ta89X589T5XZ52F6sfxP6mLnhm/6hju+kngCjcxOagi3zW8LkVrmNxWjRP76TzebggnqsPVfgjz3S5EpExYMz56m1jzO8CTDyswpM5cb6swjcaY7QfuTLG/MAYI87xqIryJRW+z9Puy8AzzlfjIrLMJ22ZRGQx9imgp2cGxa2oxrlpiYNgfQz4rKroXMfktKjR+6vzeYHnZMcLCmxU0XwV/ktg+pdV+As5cc5xPp8Efh2YR5FWqvAfAtLquKtrlqWnFSq8syG7PcXgpg0Oqmim81lVbXAdjdOiRk+33ptFZN6gyCKyGvhJiY1Q6Zn6/wlMr580J3LiuBfweWPM+4F5FGmp8/lDwm4Cu1X4M/WLA8DnVfg5ABG5VES2OLP7D2UrCjaJiAawSDG4aYODKprpfFZVG1zH47Tg//QI/UPfB4FrsP/Nh7FD8SuwfQd6GP7OBvoOzlA2dwamv1ilP6DOj6nzdzvnhoBLsKNgr2T+Hc4u2m3AqpK8h6nRLwesUWXb0lB/zFbH5lHsnVZ3lOvjFLbD3mcSduPcxOagi3zW8LkVrmNyWlbABUwdQfE9NtPAfKisgo8ppwZOBchJf5cq1zF1XncSb8y+96lggx2Nyq1g7JwpN+6OQN8nVPrtDUHrjq4ew2+ZWO/Yh99E2ka5ic1BF/ms4XMrXMfk1KeQQ8AVwH6PzHYC5zVcyY+pPO4NqFw9/+uUinO+On8N9u6pnz7KKngiJ/8lKt4jgX7PV+m9RshKbM4L8GvQsR+/2fSNchOTgy7yWcPf6FzH5tRnl5Vzgcuxs77LtBT4mogs8IjrK92/s15EbhaRgWUXkQngEezfKFdDIuKOKM5V5z+LfTwO2fVjAtgqIqPqe533fwNs5sVvYgcb3QHd05+w1/jTwCeATwFfBH4KvKfijmOfyMrUNDcxOaijmcpnVbXBdVxOS+7U+vHb9zhCwHylkjvDMPlPCy9gnyTGszijWWXdRMGOD8r2twt8OAxsxPY9jWIv9pnAteQvLL9T2dZ/TYL65LL83PS1J9Vil4K5Nj8ArilJcwb5S6BWt8lNTA66yGcNf6NzHZvTIiN54O4E1vP/tX69C3k9/ZM0TwDnNlTRawh7pO8dTzF13d8JZXfDgHRPAwsLyjPK1I7Wnr+LnDgr1fmHAn0eVel3N1CPs7HTQ24HXgK+55luHraz3C3P5ra5icVBF/ms4Wt0rmNzOihx3nrCwm1/sgy3qTQHgNkNgbUuEKw92P4Dd4ujw8rm+px0r+CxBxn2jqX3+rrOOb9Unavb9/Fskz/UCvWvnzpeOx3cxOCgi3zW8HNac+3F6YCEj6iEt3pmOAu784Ob9uoGHVqD36jVz4BZWRr3wu9V9vSUAQNcGQi6m3arc06Pcj0V6GuU0dsadT9K/wjaHBWnFW4icHCvh63ecfxjwmcln6c7116c5iQaYeod6xgBW0TRf7dv2qmh7GI+gO1LOZ4de4A7cNYvZnGPDSoLcHbOBQ6ZcjBXpd2j6tGdz/RSoJ96PtP9TdZjxbrXfx0WO+da5aZhDhpp9GYYn1UbvWnPdRGnxpjctZG9Pc96etIYEzLT/I/Ymem90aKQ2fylMsZ8BPwqO8q0BNs/0NM/1PlXVfgjY8wbAWV5V0RcX+c7506KyBvYOyPAIhEZysrvo3EV/pdvuSKqiINWuWmYg8Y0U/isqhnCdSF3ecPqepj83yG5Zc6/6dorGr6PrEkV3uUGjDGvAu6yniER0f6Xyb1xnFTn/u58HsGOrvnqcyq8J6RQkTSmwm87n6czN5MqvCsv0mnQpAq3zWdVTXeuizjNbfTeVWGfeVZa7h3l/YC7QNP6pgo/mRPnORX2fjIVkTOYOm/pdRVF7wwx6Ws7J64uZ5BEZEK9KWp/YPrFTL2ubxpjXFamMzeFHBhjLjdTdyMpOj7ZUJlKy5UpCp81fY7GdQuc5jZ6rzN1IfQqEVmYE29QpquBOc5XtR5fs4mebiWMe6Zbhe0T6elVY0zewujHVPg7AcW7SIWfV+Hfq/C3fIxmF87dneRNY0zoDh5TZIz5J1OfGsZFZHmAie+qsP6BRuWmBQ4qaYbzWVXRuG6B0/6BjKwjUE/yu8ezA3EIeFylvaNmp+Slyt7AbbKdNLNyfNg4IK4egj8FTHrkMZf+SaAXqjgj9L9H4EIP2/rFOo28JwO7f5tr92HPdCvoXzLVt1NuTG5ic9BFPmv4HJXr6JwOSPx9ldAAN1OwiQC2QzbvfZxralbwHOXIcQp2kMji64mZRyl+T8PvVfxDRWBh55Y9odIcAIZy4t6WU5azC2zrdwkYGtrpF7tuU9su27J7Nf3vc3hpgK/RuGmDgy7yWcPvaFxH53SAgWHsQmWd8V7sMpfeqNOs7PO15C/FCZqtXeDQPcrucexs7bOyCzw7K8cPyV+CUzgpEzvLXM/t6b2QeS22Y3QYO0J5XU7lGmDDANsLmDotwWR53QYsz+pwHnAh+W+NerDhH2ne+2h3Yt+itTDzcy6272XzgHrJ/cHF5iY2B13ks4bPUbmOymlJRWunQo59NPTO1sxJnzeo5x2/weMOh93BoqqvW0tsX13R7iEKlhtVrMul9P81CTnKVlhE46YNDrrIZw2/o3Edk9Myp9ZWzHgvzb+2cC3h6xu3ErAMDvv3LPSN6o/jMQkXuDHQ7hEGLOpvoC7PqXhdS/urYnPTBgdd5LOG39G4jsWpT8bj9PdBDDpOYBecR6lk7MuS8/4+6eMo8CMq3Nmxj8u7PX3dBIwE2L4S+37QMtu7gGWRf6Tj9PcVDTr2EfgmrZjctMFBF/ms4Xc0rmNwKpnhUmX7z38d2/pOYP+vf4idhPo37Fvef2mMibpyINtv7FLgq1jI5mNH/97GDslvA35h1NycwDyGsLs89PJYiO2Afhfr62PAz6v4mr0vYh3wFWw/zxh2qsfrwJ+xy5d+a1qa25hNnfgG9rouwvaTvAe8gZ1DtQV41BhTaWJrLG7a4KCKZjqfNcoUlesmOfVu9JKSkpI+Djpdy8OSkpKSTotSo5eUlNQppUYvKSmpU0qNXlJSUqeUGr2kpKRO6X/WASzpRtwHoAAAAABJRU5ErkJggg==