Transaction not yet indexed

5b19wZeWKsLEsKtzJQxQxZuiim7C28KAMNBspnuEaD6rCdMeZ6C8n4FwrqFGLFuRkyuhcRqk5GbYtAHJW7d6RLN4

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