---
title: "POST /getQueueElements"
method: POST
path: "/getQueueElements"
---

# POST /getQueueElements

`POST /getQueueElements`

## Request body

- object
  - `id` 'test-account', required — An ID to identify the request.
  - `jsonrpc` '2.0', required — The version of the JSON-RPC protocol.
  - `method` 'getQueueElements', required — The name of the method to invoke.
  - `params` object, required
    - `addressQueue` QueueRequest — Parameters for requesting queue elements
      - `limit` integer, required
      - `startIndex` integer, nullable
      - `zkpBatchSize` integer, nullable
    - `inputQueue` QueueRequest — Parameters for requesting queue elements
      - `limit` integer, required
      - `startIndex` integer, nullable
      - `zkpBatchSize` integer, nullable
    - `outputQueue` QueueRequest — Parameters for requesting queue elements
      - `limit` integer, required
      - `startIndex` integer, nullable
      - `zkpBatchSize` integer, nullable
    - `tree` string, required — A 32-byte hash represented as a base58 string.

## Response `200`

- object
  - `error` object
    - `code` integer
    - `message` string
  - `id` 'test-account', required — An ID to identify the response.
  - `jsonrpc` '2.0', required — The version of the JSON-RPC protocol.
  - `result` object
    - `addressQueue` AddressQueueData
      - `addresses` SerializablePubkey[], required
      - `initialRoot` string, required — A 32-byte hash represented as a base58 string.
      - `leavesHashChains` Hash[], required
      - `lowElementIndices` integer[], required
      - `lowElementNextIndices` integer[], required
      - `lowElementNextValues` Hash[], required
      - `lowElementValues` Hash[], required
      - `nodes` Node[], required — Deduplicated tree nodes - clients reconstruct proofs from these using low_element_indices
        - `hash` string, required — A 32-byte hash represented as a base58 string.
        - `index` integer, required — Encoded node index: (level << 56) | position
      - `queueIndices` integer[], required
      - `rootSeq` integer, required
      - `startIndex` integer, required
      - `subtrees` Hash[], required
    - `context` Context, required
      - `slot` integer, required
    - `stateQueue` StateQueueData — State queue data with shared tree nodes for output and input queues
      - `initialRoot` string, required — A 32-byte hash represented as a base58 string.
      - `inputQueue` InputQueueData
        - `accountHashes` Hash[], required
        - `firstQueueIndex` integer, required
        - `leafIndices` integer[], required
        - `leaves` Hash[], required
        - `leavesHashChains` Hash[], required
        - `nullifiers` Hash[], required
        - `txHashes` Hash[], required
      - `nodes` Node[] — Shared deduplicated tree nodes for state queues (output + input)
        - `hash` string, required — A 32-byte hash represented as a base58 string.
        - `index` integer, required — Encoded node index: (level << 56) | position
      - `outputQueue` OutputQueueData
        - `accountHashes` Hash[], required
        - `firstQueueIndex` integer, required
        - `leafIndices` integer[], required
        - `leaves` Hash[], required
        - `leavesHashChains` Hash[], required
        - `nextIndex` integer, required
      - `rootSeq` integer, required — Sequence number of the root

## Other responses

- `429` — Exceeded rate limit.
- `500` — The server encountered an unexpected condition that prevented it from fulfilling the request.

---

[API](https://skmtc.net/helius-labs/apis/photon-indexer.md) · [All operations](https://skmtc.net/helius-labs/apis/photon-indexer/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/helius-labs/photon-indexer/versions/0ab5c33fdae3/schema)