Transaction not yet indexed

421eD7djGRvFMniG4xmYYCsnWCUXPVNvNgnY8k2N1fdVRCBnWAQHL9rjk5t2ttAFv5cCB4pW4ktEo4deHFwDSm9Z

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