Service Contract tables?

OKC_K_HEADERS_ALL_B

OKS_K_HEADERS_ALL_B
OKC_K_LINES_B
OKC_K_ITEMS
OKC_K_REL_OBJS
OKS_BILL_TRANSACTIONS
OKS_BILL_TXN_LINES
OKS_BILL_CONT_LINES
OKS_BILL_SUB_LINES
OKS_BILL_CONT_LINES
OKS_LEVEL_ELEMENTS
CSI_ITEM_INSTANCES