Transaction not yet indexed

53pu2d3DCoMcZhm45LNJdQqGPYMFkZp8jdGcbHyJRshmHLVbWqx68P9TWQqiKPdZRB9eaCUnKdaKqE1zFWUYcLDc

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