Transaction not yet indexed

2i51mmuSu8riX5MfEZUM2ACgqGbgJ8hV9y94BWzn2T3W515vgXoeBthtP734kVFfY5BUTFo4ef6ebF3p7RRtcNeD

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