Transaction not yet indexed

21aU5G6253d4F8JCeA6iu1xi2XZzrqjPhm3PSnHSJsDptChhRmn4HQ4YEL3snU39ePJwD2fAWCjGCYUx8MyzGKKA

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