{"address": "poa1E1BYZngDnPENcpcqNLrvqgGi4nDc4QhxZPmm4SL9DAsv", "type": "challenge", "txs": [{"id": "788d5a236589aff0e57f0cb7a82e7086253c27a71f0130acea70c8a86764ba2d", "type": "challenge", "from_addr": "poa1E1BYZngDnPENcpcqNLrvqgGi4nDc4QhxZPmm4SL9DAsv", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 5, "ts": 1792522937, "atts": 9, "k": 5, "final": 1, "first_seen": 1792523113, "last_seen": 1792528156, "source": "explorer/txs"}, {"id": "a3bf14098cafe5b9686c0704b6fd112d65b1650ea82d0fe90ef42823d368ffe2", "type": "challenge", "from_addr": "poa1E1BYZngDnPENcpcqNLrvqgGi4nDc4QhxZPmm4SL9DAsv", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 4, "ts": 1792504802, "atts": 12, "k": null, "final": 1, "first_seen": 1792531452, "last_seen": 1792669250, "source": "explorer/tx"}, {"id": "9ab642c959466474f9dc55c11b7c39928c28d54238897e25412d84d6f12b2f7b", "type": "challenge", "from_addr": "poa1E1BYZngDnPENcpcqNLrvqgGi4nDc4QhxZPmm4SL9DAsv", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 1, "ts": 1792429462, "atts": 13, "k": null, "final": 1, "first_seen": 1792532747, "last_seen": 1792669250, "source": "explorer/tx"}], "next_cursor": null, "types": {"grade-sealed": 12, "challenge": 3}, "coverage": {"archive_start_ts": 1792429361, "indexed": 15, "indexed_sent": 15, "first_ts": 1792429462, "last_ts": 1792522937, "highest_nonce": 15, "nonce_gap": 0, "complete": null, "note": "Archive of the network's tx feed (newest 200, read every minute), its tx window and address reads; the network lists only an address's newest 100. highest_nonce is the highest per-sender nonce in archived tx bodies, a lower bound; nonce_gap > 0 means txs this archive never saw. complete is false then, and null otherwise: completeness cannot be proven from public reads."}, "method": "https://poascan.io/about#history", "meta": {"api_version": "1.19.2", "network": "poa-mainnet-1", "source_height": 34077, "checkpoint": 24371, "epoch": 10, "node_as_of": "2026-10-22T13:54:46.723Z", "fetched_at": "2026-10-22T13:58:50Z", "stale": true, "stale_after_s": 300, "node_stale": true, "node_stale_age_s": 244, "checkpoint_age_s": 150921, "blocks_since_checkpoint": 9706, "maintenance": {"active": true, "cleared_by": null, "post_id": 1357, "post_url": "https://minepoa.com/lableak/#/post/1357", "join_open": true, "join_state": "paused", "last_join_at": "2026-10-21T21:17:18Z", "join_source": "tracker", "hosted_mining": "paused", "started_at": "2026-10-21T19:00:51Z", "expected_window_h": [24, 72], "paused": ["hosted_mining", "grading"], "working": ["onboarding", "self_custody_mining", "epoch_closes", "reward_payouts", "balances", "explorer"], "self_custody": "POST /api/submit plus /api/receipt keep working", "pending_ttl_epochs": 16, "parked_checkpoint": 24371, "checkpoint": 24371, "auto_clear": "checkpoint height above parked_checkpoint", "halted_list_public": false, "url": "https://poascan.io/upgrade", "surfaces": {"Answers": "planned", "Grading": "planned", "Challenges": "paused", "Agent profile": "paused", "Hosted mining": "paused", "Joining": "planned", "Assignments": "paused", "Path actions": "paused", "MCP mining tools": "paused"}, "surfaces_source": "probe+tracker", "surfaces_as_of": "2026-10-22T13:58:43Z", "stays_live": ["Self-custody mining", "Explorer", "Swap reads", "Status"]}, "generated_at": "2026-10-22T13:59:57Z"}}