openapi: 3.0.3
info:
  description: Low-latency indexed account, token, and public-key lookup APIs for wallets and explorers. Embedded portal clients may forward an optional `apiKey` query parameter, but the public FastNEAR API does not require it.
  title: FastNEAR accounts Changes API
  version: 3.0.3
servers:
- description: Mainnet
  url: https://api.fastnear.com
- description: Testnet
  url: https://test.api.fastnear.com
tags:
- name: Changes
paths:
  /changes:
    post:
      description: Returns changes for a given account, contract or contract code for given block height or hash.
      operationId: changes
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/JsonRpcRequest_for_changes'
        required: true
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/JsonRpcResponse_for_RpcStateChangesInBlockResponse_and_RpcStateChangesError'
      tags:
      - Changes
components:
  schemas:
    NearToken:
      type: string
    StoreValue:
      description: 'This type is used to mark values returned from store (arrays of bytes).


        NOTE: Currently, this type is only used in the view_client and RPC to be able to transparently

        pretty-serialize the bytes arrays as base64-encoded strings (see `serialize.rs`).'
      format: bytes
      type: string
    RpcStateChangesInBlockByTypeRequest:
      description: 'It is a [serializable view] of [`StateChangesRequest`].


        [serializable view]: ./index.html

        [`StateChangesRequest`]: ../types/struct.StateChangesRequest.html'
      oneOf:
      - allOf:
        - properties:
            block_id:
              $ref: '#/components/schemas/BlockId'
          required:
          - block_id
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - account_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: account_changes_by_block_id
      - allOf:
        - properties:
            block_id:
              $ref: '#/components/schemas/BlockId'
          required:
          - block_id
          type: object
        - properties:
            changes_type:
              enum:
              - single_access_key_changes
              type: string
            keys:
              items:
                $ref: '#/components/schemas/AccountWithPublicKey'
              type: array
          required:
          - changes_type
          - keys
          type: object
        title: single_access_key_changes_by_block_id
      - allOf:
        - properties:
            block_id:
              $ref: '#/components/schemas/BlockId'
          required:
          - block_id
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - all_access_key_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: all_access_key_changes_by_block_id
      - allOf:
        - properties:
            block_id:
              $ref: '#/components/schemas/BlockId'
          required:
          - block_id
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - contract_code_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: contract_code_changes_by_block_id
      - allOf:
        - properties:
            block_id:
              $ref: '#/components/schemas/BlockId'
          required:
          - block_id
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - data_changes
              type: string
            key_prefix_base64:
              $ref: '#/components/schemas/StoreKey'
          required:
          - changes_type
          - account_ids
          - key_prefix_base64
          type: object
        title: data_changes_by_block_id
      - allOf:
        - properties:
            finality:
              $ref: '#/components/schemas/Finality'
          required:
          - finality
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - account_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: account_changes_by_finality
      - allOf:
        - properties:
            finality:
              $ref: '#/components/schemas/Finality'
          required:
          - finality
          type: object
        - properties:
            changes_type:
              enum:
              - single_access_key_changes
              type: string
            keys:
              items:
                $ref: '#/components/schemas/AccountWithPublicKey'
              type: array
          required:
          - changes_type
          - keys
          type: object
        title: single_access_key_changes_by_finality
      - allOf:
        - properties:
            finality:
              $ref: '#/components/schemas/Finality'
          required:
          - finality
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - all_access_key_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: all_access_key_changes_by_finality
      - allOf:
        - properties:
            finality:
              $ref: '#/components/schemas/Finality'
          required:
          - finality
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - contract_code_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: contract_code_changes_by_finality
      - allOf:
        - properties:
            finality:
              $ref: '#/components/schemas/Finality'
          required:
          - finality
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - data_changes
              type: string
            key_prefix_base64:
              $ref: '#/components/schemas/StoreKey'
          required:
          - changes_type
          - account_ids
          - key_prefix_base64
          type: object
        title: data_changes_by_finality
      - allOf:
        - properties:
            sync_checkpoint:
              $ref: '#/components/schemas/SyncCheckpoint'
          required:
          - sync_checkpoint
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - account_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: account_changes_by_sync_checkpoint
      - allOf:
        - properties:
            sync_checkpoint:
              $ref: '#/components/schemas/SyncCheckpoint'
          required:
          - sync_checkpoint
          type: object
        - properties:
            changes_type:
              enum:
              - single_access_key_changes
              type: string
            keys:
              items:
                $ref: '#/components/schemas/AccountWithPublicKey'
              type: array
          required:
          - changes_type
          - keys
          type: object
        title: single_access_key_changes_by_sync_checkpoint
      - allOf:
        - properties:
            sync_checkpoint:
              $ref: '#/components/schemas/SyncCheckpoint'
          required:
          - sync_checkpoint
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - all_access_key_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: all_access_key_changes_by_sync_checkpoint
      - allOf:
        - properties:
            sync_checkpoint:
              $ref: '#/components/schemas/SyncCheckpoint'
          required:
          - sync_checkpoint
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - contract_code_changes
              type: string
          required:
          - changes_type
          - account_ids
          type: object
        title: contract_code_changes_by_sync_checkpoint
      - allOf:
        - properties:
            sync_checkpoint:
              $ref: '#/components/schemas/SyncCheckpoint'
          required:
          - sync_checkpoint
          type: object
        - properties:
            account_ids:
              items:
                $ref: '#/components/schemas/AccountId'
              type: array
            changes_type:
              enum:
              - data_changes
              type: string
            key_prefix_base64:
              $ref: '#/components/schemas/StoreKey'
          required:
          - changes_type
          - account_ids
          - key_prefix_base64
          type: object
        title: data_changes_by_sync_checkpoint
      title: RpcStateChangesInBlockByTypeRequest
      type: object
    StateChangeWithCauseView:
      oneOf:
      - properties:
          change:
            description: A view of the account
            properties:
              account_id:
                $ref: '#/components/schemas/AccountId'
              amount:
                $ref: '#/components/schemas/NearToken'
              code_hash:
                $ref: '#/components/schemas/CryptoHash'
              global_contract_account_id:
                anyOf:
                - $ref: '#/components/schemas/AccountId'
                - enum:
                  - null
                  nullable: true
              global_contract_hash:
                anyOf:
                - $ref: '#/components/schemas/CryptoHash'
                - enum:
                  - null
                  nullable: true
              locked:
                $ref: '#/components/schemas/NearToken'
              storage_paid_at:
                default: 0
                description: 'TODO(2271): deprecated.'
                format: uint64
                minimum: 0
                type: integer
              storage_usage:
                format: uint64
                minimum: 0
                type: integer
            required:
            - account_id
            - amount
            - locked
            - code_hash
            - storage_usage
            type: object
          type:
            enum:
            - account_update
            type: string
        required:
        - type
        - change
        type: object
      - properties:
          change:
            properties:
              account_id:
                $ref: '#/components/schemas/AccountId'
            required:
            - account_id
            type: object
          type:
            enum:
            - account_deletion
            type: string
        required:
        - type
        - change
        type: object
      - properties:
          change:
            properties:
              access_key:
                $ref: '#/components/schemas/AccessKeyView'
              account_id:
                $ref: '#/components/schemas/AccountId'
              public_key:
                $ref: '#/components/schemas/PublicKeyHandle'
            required:
            - account_id
            - public_key
            - access_key
            type: object
          type:
            enum:
            - access_key_update
            type: string
        required:
        - type
        - change
        type: object
      - properties:
          change:
            properties:
              account_id:
                $ref: '#/components/schemas/AccountId'
              public_key:
                $ref: '#/components/schemas/PublicKeyHandle'
            required:
            - account_id
            - public_key
            type: object
          type:
            enum:
            - access_key_deletion
            type: string
        required:
        - type
        - change
        type: object
      - properties:
          change:
            properties:
              account_id:
                $ref: '#/components/schemas/AccountId'
              index:
                format: uint16
                maximum: 65535
                minimum: 0
                type: integer
              nonce:
                format: uint64
                minimum: 0
                type: integer
              public_key:
                $ref: '#/components/schemas/PublicKeyHandle'
            required:
            - account_id
            - public_key
            - index
            - nonce
            type: object
          type:
            enum:
            - gas_key_nonce_update
            type: string
        required:
        - type
        - change
        type: object
      - properties:
          change:
            properties:
              account_id:
                $ref: '#/components/schemas/AccountId'
              key_base64:
                $ref: '#/components/schemas/StoreKey'
              value_base64:
                $ref: '#/components/schemas/StoreValue'
            required:
            - account_id
            - key_base64
            - value_base64
            type: object
          type:
            enum:
            - data_update
            type: string
        required:
        - type
        - change
        type: object
      - properties:
          change:
            properties:
              account_id:
                $ref: '#/components/schemas/AccountId'
              key_base64:
                $ref: '#/components/schemas/StoreKey'
            required:
            - account_id
            - key_base64
            type: object
          type:
            enum:
            - data_deletion
            type: string
        required:
        - type
        - change
        type: object
      - properties:
          change:
            properties:
              account_id:
                $ref: '#/components/schemas/AccountId'
              code_base64:
                type: string
            required:
            - account_id
            - code_base64
            type: object
          type:
            enum:
            - contract_code_update
            type: string
        required:
        - type
        - change
        type: object
      - properties:
          change:
            properties:
              account_id:
                $ref: '#/components/schemas/AccountId'
            required:
            - account_id
            type: object
          type:
            enum:
            - contract_code_deletion
            type: string
        required:
        - type
        - change
        type: object
      properties:
        cause:
          $ref: '#/components/schemas/StateChangeCauseView'
      required:
      - cause
      type: object
    Finality:
      description: Different types of finality.
      enum:
      - optimistic
      - near-final
      - final
      type: string
    AccountId:
      $schema: https://json-schema.org/draft/2020-12/schema
      description: 'NEAR Account Identifier.


        This is a unique, syntactically valid, human-readable account identifier on the NEAR network.


        [See the crate-level docs for information about validation.](index.html#account-id-rules)


        Also see [Error kind precedence](AccountId#error-kind-precedence).


        ## Examples


        ```

        use near_account_id::AccountId;


        let alice: AccountId = "alice.near".parse().unwrap();


        assert!("ƒelicia.near".parse::<AccountId>().is_err()); // (ƒ is not f)

        ```'
      title: AccountId
      type: string
    StateChangeCauseView:
      description: See crate::types::StateChangeCause for details.
      oneOf:
      - properties:
          type:
            enum:
            - not_writable_to_disk
            type: string
        required:
        - type
        type: object
      - properties:
          type:
            enum:
            - initial_state
            type: string
        required:
        - type
        type: object
      - properties:
          tx_hash:
            $ref: '#/components/schemas/CryptoHash'
          type:
            enum:
            - transaction_processing
            type: string
        required:
        - type
        - tx_hash
        type: object
      - properties:
          receipt_hash:
            $ref: '#/components/schemas/CryptoHash'
          type:
            enum:
            - action_receipt_processing_started
            type: string
        required:
        - type
        - receipt_hash
        type: object
      - properties:
          receipt_hash:
            $ref: '#/components/schemas/CryptoHash'
          type:
            enum:
            - action_receipt_gas_reward
            type: string
        required:
        - type
        - receipt_hash
        type: object
      - properties:
          receipt_hash:
            $ref: '#/components/schemas/CryptoHash'
          type:
            enum:
            - receipt_processing
            type: string
        required:
        - type
        - receipt_hash
        type: object
      - properties:
          receipt_hash:
            $ref: '#/components/schemas/CryptoHash'
          type:
            enum:
            - postponed_receipt
            type: string
        required:
        - type
        - receipt_hash
        type: object
      - properties:
          type:
            enum:
            - updated_delayed_receipts
            type: string
        required:
        - type
        type: object
      - properties:
          type:
            enum:
            - validator_accounts_update
            type: string
        required:
        - type
        type: object
      - properties:
          type:
            enum:
            - migration
            type: string
        required:
        - type
        type: object
      - properties:
          type:
            enum:
            - bandwidth_scheduler_state_update
            type: string
        required:
        - type
        type: object
    AccessKeyView:
      description: Describes access key permission scope and nonce.
      properties:
        nonce:
          format: uint64
          minimum: 0
          type: integer
        permission:
          $ref: '#/components/schemas/AccessKeyPermissionView'
      required:
      - nonce
      - permission
      type: object
    JsonRpcRequest_for_changes:
      properties:
        id:
          type: string
        jsonrpc:
          type: string
        method:
          enum:
          - changes
          type: string
        params:
          $ref: '#/components/schemas/RpcStateChangesInBlockByTypeRequest'
      required:
      - jsonrpc
      - id
      - params
      - method
      title: JsonRpcRequest_for_changes
      type: object
    AccountWithPublicKey:
      description: Account ID with its public key.
      properties:
        account_id:
          $ref: '#/components/schemas/AccountId'
        public_key:
          $ref: '#/components/schemas/PublicKey'
      required:
      - account_id
      - public_key
      type: object
    InternalError:
      oneOf:
      - properties:
          info:
            properties:
              error_message:
                type: string
            required:
            - error_message
            type: object
          name:
            enum:
            - INTERNAL_ERROR
            type: string
        required:
        - name
        - info
        type: object
    SyncCheckpoint:
      enum:
      - genesis
      - earliest_available
      type: string
    ShardId:
      description: 'The shard identifier. It may be an arbitrary number - it does not need to be

        a number in the range 0..NUM_SHARDS. The shard ids do not need to be

        sequential or contiguous.


        The shard id is wrapped in a new type to prevent the old pattern of using

        indices in range 0..NUM_SHARDS and casting to ShardId. Once the transition

        if fully complete it potentially may be simplified to a regular type alias.'
      format: uint64
      minimum: 0
      type: integer
    PublicKeyHandle:
      type: string
    StoreKey:
      description: 'This type is used to mark keys (arrays of bytes) that are queried from store.


        NOTE: Currently, this type is only used in the view_client and RPC to be able to transparently

        pretty-serialize the bytes arrays as base64-encoded strings (see `serialize.rs`).'
      format: bytes
      type: string
    PublicKey:
      type: string
    CryptoHash:
      type: string
    BlockId:
      anyOf:
      - format: uint64
        minimum: 0
        title: block_height
        type: integer
      - $ref: '#/components/schemas/CryptoHash'
    AccessKeyPermissionView:
      description: Describes the permission scope for an access key. Whether it is a function call or a full access key.
      oneOf:
      - enum:
        - FullAccess
        type: string
      - additionalProperties: false
        properties:
          FunctionCall:
            properties:
              allowance:
                anyOf:
                - $ref: '#/components/schemas/NearToken'
                - enum:
                  - null
                  nullable: true
              method_names:
                items:
                  type: string
                type: array
              receiver_id:
                type: string
            required:
            - receiver_id
            - method_names
            type: object
        required:
        - FunctionCall
        type: object
      - additionalProperties: false
        properties:
          GasKeyFunctionCall:
            properties:
              allowance:
                anyOf:
                - $ref: '#/components/schemas/NearToken'
                - enum:
                  - null
                  nullable: true
              balance:
                $ref: '#/components/schemas/NearToken'
              method_names:
                items:
                  type: string
                type: array
              num_nonces:
                format: uint16
                maximum: 65535
                minimum: 0
                type: integer
              receiver_id:
                type: string
            required:
            - balance
            - num_nonces
            - receiver_id
            - method_names
            type: object
        required:
        - GasKeyFunctionCall
        type: object
      - additionalProperties: false
        properties:
          GasKeyFullAccess:
            properties:
              balance:
                $ref: '#/components/schemas/NearToken'
              num_nonces:
                format: uint16
                maximum: 65535
                minimum: 0
                type: integer
            required:
            - balance
            - num_nonces
            type: object
        required:
        - GasKeyFullAccess
        type: object
    JsonRpcResponse_for_RpcStateChangesInBlockResponse_and_RpcStateChangesError:
      oneOf:
      - properties:
          result:
            $ref: '#/components/schemas/RpcStateChangesInBlockResponse'
        required:
        - result
        type: object
      - properties:
          error:
            $ref: '#/components/schemas/ErrorWrapper_for_RpcStateChangesError'
        required:
        - error
        type: object
      properties:
        id:
          type: string
        jsonrpc:
          type: string
      required:
      - jsonrpc
      - id
      title: JsonRpcResponse_for_RpcStateChangesInBlockResponse_and_RpcStateChangesError
      type: object
    ErrorWrapper_for_RpcStateChangesError:
      oneOf:
      - properties:
          cause:
            $ref: '#/components/schemas/RpcRequestValidationErrorKind'
          name:
            enum:
            - REQUEST_VALIDATION_ERROR
            type: string
        required:
        - name
        - cause
        type: object
      - properties:
          cause:
            $ref: '#/components/schemas/RpcStateChangesError'
          name:
            enum:
            - HANDLER_ERROR
            type: string
        required:
        - name
        - cause
        type: object
      - properties:
          cause:
            $ref: '#/components/schemas/InternalError'
          name:
            enum:
            - INTERNAL_ERROR
            type: string
        required:
        - name
        - cause
        type: object
    RpcRequestValidationErrorKind:
      oneOf:
      - properties:
          info:
            properties:
              method_name:
                type: string
            required:
            - method_name
            type: object
          name:
            enum:
            - METHOD_NOT_FOUND
            type: string
        required:
        - name
        - info
        type: object
      - properties:
          info:
            properties:
              error_message:
                type: string
            required:
            - error_message
            type: object
          name:
            enum:
            - PARSE_ERROR
            type: string
        required:
        - name
        - info
        type: object
    RpcStateChangesError:
      oneOf:
      - properties:
          info:
            type: object
          name:
            enum:
            - UNKNOWN_BLOCK
            type: string
        required:
        - name
        - info
        type: object
      - properties:
          name:
            enum:
            - NOT_SYNCED_YET
            type: string
        required:
        - name
        type: object
      - properties:
          info:
            properties:
              error_message:
                type: string
            required:
            - error_message
            type: object
          name:
            enum:
            - INTERNAL_ERROR
            type: string
        required:
        - name
        - info
        type: object
      - properties:
          info:
            properties:
              shard_id:
                $ref: '#/components/schemas/ShardId'
            required:
            - shard_id
            type: object
          name:
            enum:
            - SHARD_NOT_APPLIED
            type: string
        required:
        - name
        - info
        type: object
    RpcStateChangesInBlockResponse:
      properties:
        block_hash:
          $ref: '#/components/schemas/CryptoHash'
        changes:
          items:
            $ref: '#/components/schemas/StateChangeWithCauseView'
          type: array
      required:
      - block_hash
      - changes
      type: object