{
  "0": {"name": "option_data_loss_protect", "type": "data_loss_protection"},
  "1": {"name": "option_data_loss_protect", "type": "data_loss_protection"},
  "3": {"name": "initial_routing_sync", "type": "requires_initial_graph"},
  "4": {
    "name": "option_upfront_shutdown_script",
    "type": "upfront_close_script"
  },
  "5": {
    "name": "option_upfront_shutdown_script",
    "type": "upfront_close_script"
  },
  "6": {"name": "gossip_queries", "type": "gossip_queries_v1"},
  "7": {"name": "gossip_queries", "type": "gossip_queries_v1"},
  "8": {"name": "var_onion_optin", "type": "tlv_onion"},
  "9": {"name": "var_onion_optin", "type": "tlv_onion"},
  "10": {"name": "gossip_queries_ex", "type": "gossip_queries_v2"},
  "11": {"name": "gossip_queries_ex", "type": "gossip_queries_v2"},
  "12": {"name": "option_static_remotekey", "type": "static_remote_key"},
  "13": {"name": "option_static_remotekey", "type": "static_remote_key"},
  "14": {"name": "payment_secret", "type": "payment_identifier"},
  "15": {"name": "payment_secret", "type": "payment_identifier"},
  "16": {"name": "basic_mpp", "type": "multipath_payments_v0"},
  "17": {"name": "basic_mpp", "type": "multipath_payments_v0"},
  "18": {"name": "option_support_large_channel", "type": "large_channels"},
  "19": {"name": "option_support_large_channel", "type": "large_channels"},
  "20": {"name": "option_anchor_outputs", "type": "anchor_channels"},
  "21": {"name": "option_anchor_outputs", "type": "anchor_channels"},
  "22": {
    "name": "option_anchors_zero_fee_htlc_tx",
    "type": "anchor_zero_fee_htlc_tx"
  },
  "23": {
    "name": "option_anchors_zero_fee_htlc_tx",
    "type": "anchor_zero_fee_htlc_tx"
  },
  "24": {"name": "option_route_blinding", "type": "route_blinding"},
  "25": {"name": "option_route_blinding", "type": "route_blinding"},
  "26": {
    "name": "option_shutdown_anysegwit",
    "type": "upfront_close_all_segwit_versions"
  },
  "27": {
    "name": "option_shutdown_anysegwit",
    "type": "upfront_close_all_segwit_versions"
  },
  "28": {"name": "option_dual_fund", "type": "dual_funding"},
  "29": {"name": "option_dual_fund", "type": "dual_funding"},
  "38": {"name": "option_onion_messages", "type": "onion_messaging"},
  "39": {"name": "option_onion_messages", "type": "onion_messaging"},
  "44": {"name": "option_channel_type", "type": "channel_type"},
  "45": {"name": "option_channel_type", "type": "channel_type"},
  "46": {"name": "option_scid_alias", "type": "scid_alias"},
  "47": {"name": "option_scid_alias", "type": "scid_alias"},
  "48": {"name": "option_payment_metadata", "type": "pay_includes_metadata"},
  "49": {"name": "option_payment_metadata", "type": "pay_includes_metadata"},
  "50": {"name": "option_zeroconf", "type": "trusted_funding_channels"},
  "51": {"name": "option_zeroconf", "type": "trusted_funding_channels"}
}