Transaction not yet indexed

NmCkkBGcSGH6A762a2bae5EgZfV8rsYUr8UbxCGupCqkjz6mBN5s7JKVc6ctiFqRmwoMdEB819hxGQZjQbxXGyR

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