Transaction not yet indexed

4AmbeSWZd7kRRHEi3DGS7X84LaiMkmDvcFUC75AknVtfeKaN1UDkY4EacyaZyqu7e2ScMZ4sn9QJDYEqyQEkoFL4

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