Transaction not yet indexed

121ZwcZ1Yx6mE86XX9HC9g5WvGWoNLZLgUSL5MBXxjE7mkdp7aUbofKtEG2PCwzsJMKAkm69no5GryFr3w5B9Xup

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