Transaction not yet indexed

RcMMeEMc5H7m8592HYvLKvvYXvyjZxFtwvMj3RgaSJ9z1c6U5ArPo8F4YA1Me86pMGPnkSew66hbBD9uAtrQoSZ

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