Transaction not yet indexed

ucb3VM2mRG15aptLJoDb8EeZ8uqBWD3R2V7XpywrpjHpVmgu8YG5ua1dYwUTAq18PhK2wPmRcxHVCbKWAvVhR8m

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