Transaction not yet indexed

388MvJRxvMG2qE1PtdZ3jJjPTm7b7eqQ4T5BCH7v4eJVvK5moLs3ruaNGLfLSLcgCBVMd3hGUxW9JGAWDQS6p7mo

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