Transaction not yet indexed

21Au2u5YXKUVXMBw4ThUmcBGEnpVnuicsQuSYYmT4StprVQEj7hH4CWFbVSfPyvPgYZzZGrPTCw4bAB8RwzdMifj

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