Transaction not yet indexed

667xfLsgPiST8WjXChSsvJRqgJWSmCZFcfM5JzbHX6DKezFXrefMmgWd3ZPZfinFzmFq1wsPdHKkhJjS1qdgwGj7

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