The Structure
Interpreters have mentioned that seeing a person with a structure of green domes between the sky and the earth may indicate the goodness of his wealth and his death as a martyr. Furthermore, building in general is interpreted as a sign of a man building with his wife, meaning marriage.
Per Ibn Sirin's Muntakhab al-Kalam fi Tafsir al-Ahlam
Note: These are traditional scholarly interpretations (ijtihad) drawn from a specific classical source — not a binding religious ruling, fortune-telling, or a prediction of the future.