Transaction not yet indexed

21ApEm7Yh6mkzz2LhWBKz6rW6Vqapjprmm6ZULNHdwsD1GyPciS8dhyC1TUMCbY9dpmcgvkDv7BNvQCG5KjFqDUS

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