message: indexer-agent: Submit 0x0.. POI if not available
diff: @@ -512,10 +512,7 @@ class Agent {
  (await this.indexer.proofOfIndexing(
  deployment,
  allocation.createdAtBlockHash,
  - )) ||
  - utils.hexlify(
  - '0xC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEEEEE',
  - )
  + )) || utils.hexlify(Array(32).fill(0))
  await this.network.close(allocation, poi)
  },
  @@ -588,10 +585,7 @@ class Agent {
  (await this.indexer.proofOfIndexing(
  deployment,
  allocation.createdAtBlockHash,
  - )) ||
  - utils.hexlify(
  - '0xC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEEEEE',
  - )
  + )) || utils.hexlify(Array(32).fill(0))
  const closed = await this.network.close(allocation, poi)
  return !closed
  } else {
  @@ -653,10 +647,7 @@ class Agent {
  (await this.indexer.proofOfIndexing(
  deployment,
  allocation.createdAtBlockHash,
  - )) ||
  - utils.hexlify(
  - '0xC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEC0FFEEEEEE',
  - )
  + )) || utils.hexlify(Array(32).fill(0))
  const closed = await this.network.close(allocation, poi)
  return !closed
  } else {
  