Transaction not yet indexed

5b1MSx8vBMkAXhTMrX8hjXaLtZs2xugkYJtn8B2fqj7jBHVLnih1Ei16WGpCUdJ7dK4sj2RMTBqBhiojpHcbAQJ4

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