Transaction not yet indexed

28FAUmQD5hV5irDVfHzGMrXfkmgXpP71qcmU6JMxU6hsYqXmUdVhYefcGB5usQUTXFrJA8xHAoZyduxnoHoU4z1Z

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