Transaction not yet indexed

28JBbbHhRKGoxu4vXA4iWmxvAMKLLPQzthP2FXzQTCbXgz4hMSj6yboysFcyHHGwur38WAxcKZGqHkFJYmFdcBH2

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