Transaction not yet indexed

5b1SFCkDJ7cy8c5wUnFeCF6XMYPc5PBoz2mbW9XsZ13qbdGdwSWsWs1afFnk7Cqb7oCyMHjeiGR4uYWnTUGb5CCZ

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