Transaction not yet indexed

4u21snJULMK3AMqAc88eS9SSQ2nBpBxXTCFWrZG91RbSMXSFVRLcRJyTgiDzgdYcFpVgiXnL3t2WRtFPCLV3yy3P

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