Transaction not yet indexed

2156eHvcDyp8gw6VaM2SMXURGZcb5WtJPoRbsEivVupNsuPm53KZMBBdWVA256MJSN6ipvPkASf4cmmemo4HL1Md

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