refactor transaction_service to use new sqltools library
refactor transaction_service to use new sqltools library

VukDukic/omniwallet,OmniLayer/omniwallet,achamely/omniwallet,Nevtep/omniwallet,VukDukic/omniwallet,OmniLayer/omniwallet,Nevtep/omniwallet,Nevtep/omniwallet,habibmasuro/omniwallet,Nevtep/omniwallet,achamely/omniwallet,VukDukic/omniwallet,OmniLayer/omniwallet,habibmasuro/omniwallet,OmniLayer/omniwallet,habibmasuro/omniwallet,habibmasuro/omniwallet,achamely/omniwallet,achamely/omniwallet