Transaction not yet indexed

AMB8R7C2tLrudgKoPbPXdLPBZvDemFZVh7naQWeHwbTna4PRsnoS6dGDxWBqtR3WP6UfYWqG1mooghRfmVABLSR

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