Transaction not yet indexed

21mF1NSmRhASfBUiV6soCP9Lc6M3rR2TckfBxmAcDULTmNXtPhDXWLRLvVTLgQBw8bBY6XSbFAPHkBH1ot8d5oRf

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