Transaction not yet indexed

21Y6rvr2wG6bYS2mAkpQyVSKYcFjughT5BXaN31Qc4SgZbkVnpd7DGVWVc3WWPjmfof4FF4pSLwGBK2RBFG5MuVR

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