Transaction not yet indexed

1amckfuGc3QNB5QCH3YquJBETL5beQ5ckAo5oLSDeDNWhScSAcWYF6QHPjDQaAU1T1qiPCdnk63deLRqJAF3SVR

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