Transaction not yet indexed

53Es5vXmhoA3mgmKfjDTUgdZm4nigb1AJnaSkhNRT8n5WSwc7GCjH5HLCTmRfyTEPvHxN2JPqE88Ec7BUZLsChPo

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