Transaction not yet indexed

MF6GbHdaSBLhCmiED2JuG5RrwwS1ucB6uTQnp7g1CRZHaz7YfjfDYWt3mfPEweVZYq4y8L1xCgPyVUoSqdVEzAo

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