Transaction not yet indexed

RSo1zkUS34Lfvnpksqw1wik5zjYUsXTd6CXePTd4GVdAN2rk3L9Z3bX8dwEkMLhdWRpmYvYtgciGwxbHMzSDFTZ

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.