Transaction not yet indexed

5b1XcCv5CERYGQkow6DqNXxuNpKkKsTAJnUWn5R5etKmCmiR8bNfBGDFPws8cuWMEdvK7n8aNZJevYV4FsqTSyU8

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