Transaction not yet indexed

mRKFVN1b6db5RKTJyyk6kqNQsQ8imEt2royMufZcdRJSnoW4QZsj1UMWD3DQ1FaC3D2i8PknoWcEbKqNL3YAn4v

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