Transaction not yet indexed

55Am5vrEYmxLthHeHN2MP3rSsTCU6kcPmeF7HRBw3tofZtJQ9tmDyXTc6ynMsrvKZAuBP4F8BzLdeW4S9XG3Ykve

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