Transaction not yet indexed

2EXMAMSN55F3Nb4tu7v7ucvRGeJis2vfxFQ3R928NxMmfEkSC7sLfsWvCsDmsMR7ygGLB9c3Ag4s5ZWQkEhaSUC8

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