Transaction not yet indexed

Mb1gJUNSygB8A3FyrQXfXbuCoXtiY3fHEGR6VbkQpWKjaKti7gYL91WM1Fn2Gz2z6vSip1KvkmAWG7oh3b2ns1n

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