Transaction not yet indexed

21X538ojdaMDUAgXTKatJjWXCyVfY1B4vFYeM8n4tvbEDME2rkmnCpWJdo87hAn3pUrp59wLMnJya5K7nAxLKLAs

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