Transaction not yet indexed

28CfLQYDqgR3JtBeAf56AzfEFdF83Kp3mBRYBb9ouXQwkSRMjscmbVbCgXsdiHESt6f6ZLqqRbeH5VwPgN8LRvaG

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