Transaction not yet indexed

5b1RZEK6nQDqwd7HBVwfT4VxEGHUT6K5E2gund1LusJu4XcXfDVQVMFBWJLNBS99SERJrxamVHTx1RrvprHFnQmf

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