Symptoms of blood clotting:
Sudden persisting rapidly worsening pain over limbs, abdomen/ headache.
Slurred speech.
Sudden weakness or numbness of one side of body.
Coagulation profile and D dimer can be done to know about clotting status. Bit abnormal report doesn't mean that you are having that due to covid vaccine.
It will be difficult to interpret the result if you do not have any symptom.
Next Steps
Don't worry. Be watchful only. that's enough. don't neglect if you have any symptom, that's all.