Transaction not yet indexed

LMexacgL6wZEdvzYScdkYy1ToyrX1LG3aTNU87RNowncdyQK7N4B4ExLRFh3w8FwnmUMFYtfPeEHwzZPcApM2Zs

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