Here's the traffic in which Tendermint loses its ID (see PROBLEM)

subscription-loses-id.log

have write {
  jsonrpc: '2.0',
  id: '0.2wnsjf9ekss',
  method: 'subscribe',
  params: { query: "tm.event = 'NewBlockHeader'" }
}
have read { jsonrpc: '2.0', id: '0.2wnsjf9ekss', result: {} }
have read {
  jsonrpc: '2.0',
  id: '0.2wnsjf9ekss',
  result: {
    query: "tm.event = 'NewBlockHeader'",
    data: { type: 'tendermint/event/NewBlockHeader', value: [Object] },
    events: {
      'transfer.recipient': [Array],
      'message.sender': [Array],
      'proposer_reward.validator': [Array],
      'tm.event': [Array],
      'transfer.amount': [Array],
      'proposer_reward.amount': [Array],
      'commission.amount': [Array],
      'commission.validator': [Array],
      'rewards.amount': [Array],
      'rewards.validator': [Array]
    }
  }
}
have write {
  jsonrpc: '2.0',
  id: '0.dqwsa8f6j1h',
  method: 'commit',
  params: { height: '276' }
}
have read {
  jsonrpc: '2.0',
  id: '0.dqwsa8f6j1h',
  result: {
    signed_header: { header: [Object], commit: [Object] },
    canonical: false
  }
}
have read {
  jsonrpc: '2.0',
  id: '0.dqwsa8f6j1h', // PROBLEM: Subscription id has changed to other RPC id
  result: {
    query: "tm.event = 'NewBlockHeader'",
    data: { type: 'tendermint/event/NewBlockHeader', value: [Object] },
    events: {
      'tm.event': [Array],
      'proposer_reward.validator': [Array],
      'commission.amount': [Array],
      'commission.validator': [Array],
      'rewards.amount': [Array],
      'rewards.validator': [Array],
      'transfer.recipient': [Array],
      'transfer.amount': [Array],
      'message.sender': [Array],
      'proposer_reward.amount': [Array]
    }
  }
}
have read {
  jsonrpc: '2.0',
  id: '0.dqwsa8f6j1h',
  result: {
    query: "tm.event = 'NewBlockHeader'",
    data: { type: 'tendermint/event/NewBlockHeader', value: [Object] },
    events: {
      'proposer_reward.validator': [Array],
      'rewards.amount': [Array],
      'rewards.validator': [Array],
      'tm.event': [Array],
      'transfer.amount': [Array],
      'message.sender': [Array],
      'proposer_reward.amount': [Array],
      'commission.amount': [Array],
      'commission.validator': [Array],
      'transfer.recipient': [Array]
    }
  }
}