Transaction not yet indexed

621tCMG8uvMJuq36xNeXLcJC3CJ8xxbqSziFERDWkz1A9TsnoThw4WmW6kceTgqA4Z7PLekriSsnvnqTiK5NEisJ

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