Transaction not yet indexed

21xM63qY5XRwK8Zs7pp87MexiMqPB2CfMMi2PEAcZmfMJjw1AvJbMh6SAK7Vsr2rszmZR7jwthQNP3bnTe1pmnou

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