Transaction not yet indexed

121ZUxTMCSmVCt8TG3BqNpWBhm1UaHc7Ma8vAunqBZ9yKz3MkMPRABinH2bUeGkZLRsdND7bntTuaUppNGgnPS87

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