Transaction not yet indexed

53i2v18YuF1szGUbfPW9unSAAcGdHAoQVSFfbWzWiCYSDJCU4tA25AGG1B9xa6CMEKALcDmxuyVeKGE8uxUHvWqs

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