Transaction not yet indexed

28HFMC6AdbpYwpSSFfVRVdueDxdFVNp8My9eZFpQu8RbSsyvBmbpYLAWoBE4LkG1vxVfvLtQEtkymXsEd6AqHzab

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