Transaction not yet indexed

55ngTYWmWhwxNPPZf3r1VsESXVoye2Pfc7YPiSSXqNmiswFTdWtE2pRyQ4GQoVQKme9BmbuWELMmAoPSuEUFESsp

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