Transaction not yet indexed

55buiPJbSbhGDvpeDnvSrX3r5fnixrhXV7pK39Ehs7ECcMBCx3NfXMp3sSmVtysvM9ZUyFtw5fAApdTYJsDDj3um

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