Girls, the baby is one month old, before the breasts were full, they b…

Girls, the baby is one month old, before the breasts were full, they became firm, and now they are soft, like there's no milk as before, has anyone experienced this? The doctor says that lactation has been established, and now such a full breast will not be, but the milk is still in such an amount, like... I am worried, does the baby have enough milk, and he keeps asking to eat every hour.