> ## Documentation Index > Fetch the complete documentation index at: https://docs.gomaestro.org/llms.txt > Use this file to discover all available pages before exploring further. > Get inscription activity and metadata for Bitcoin inscriptions within a specific transaction. # Inscription Activity by Transaction ## OpenAPI ````yaml bitcoin/blockchain-indexer-api/openapi.json get /transactions/{tx_hash}/inscriptions/activity openapi: 3.0.3 info: title: Bitcoin - Blockchain Indexer API description: >- This API provides core indexer endpoints with support for Bitcoin metaprotocols by delivering real-time, rollback-protected access to Bitcoin's UTXO data, enabling developers to build responsive and reliable blockchain applications without managing complex infrastructure. #### Key Features: - **Real-Time Data with Rollback Protection:** Ensures data accuracy by handling chain reorganizations gracefully, providing live data without sacrificing integrity. - **Comprehensive UTXO Indexing:** Specialized pipelines extract, match, and process on-chain information, including handling rollbacks, to provide accurate and up-to-date data. #### Key Benefits for Developers: By abstracting the complexities of blockchain data retrieval and processing, Maestro's Bitcoin Indexer API empowers developers to focus on building innovative applications with confidence in fast and reliable access to historical chain data. license: name: Apache 2.0 url: https://www.apache.org/licenses/LICENSE-2.0.txt version: v0.2.0 servers: - url: https://xbt-mainnet.gomaestro-api.org/v0 description: Bitcoin Mainnet - url: https://xbt-testnet.gomaestro-api.org/v0 description: Bitcoin Testnet security: - api-key: [] paths: /transactions/{tx_hash}/inscriptions/activity: get: tags: - Transactions summary: Inscription Activity by Transaction description: >- List of all inscription activity in the transaction, including their satoshi-level positioning within transactions, ordered by transaction output index. The list of inscriptions is truncated to a maximum of 10,000 inscriptions. operationId: inscription_activity_by_tx parameters: - name: tx_hash in: path description: Transaction hash required: true schema: type: string example: 06244b1eb209becb440c924c62e0290c210e749d0491ad6cf134c98d23082025 - name: count in: query description: The max number of inscriptions per page required: false schema: allOf: - type: integer default: 100 minimum: 0 nullable: true - name: cursor in: query description: >- Pagination cursor string, use the cursor included in a page of results to fetch the next page required: false schema: type: string nullable: true responses: '200': description: Requested data content: application/json: schema: $ref: '#/components/schemas/PaginatedInscriptionActivityByTx' example: data: - from: address: bc1qprdf80adfz7aekh5nejjfrp3jksc8r929svpxk input_index: 0 sat_offset: 100409840 script_pubkey: 001408da93bfad48bddcdaf49e65248c3195a1838caa inscription_id: >- 56f1eebc4cfc437cffc47caa5c08f2d4f5989ed8a8c5dd6cdec77996b0e055fdi0 to: address: bc1qprdf80adfz7aekh5nejjfrp3jksc8r929svpxk output_vout: 20 sat_offset: 84345292 script_pubkey: 001408da93bfad48bddcdaf49e65248c3195a1838caa - from: address: bc1qprdf80adfz7aekh5nejjfrp3jksc8r929svpxk input_index: 0 sat_offset: 100639840 script_pubkey: 001408da93bfad48bddcdaf49e65248c3195a1838caa inscription_id: >- 196378911c21ee6eaac767be609106ad2efce6d36af822d54d9583a2256cb9c2i0 to: address: bc1qprdf80adfz7aekh5nejjfrp3jksc8r929svpxk output_vout: 20 sat_offset: 84575292 script_pubkey: 001408da93bfad48bddcdaf49e65248c3195a1838caa last_updated: block_hash: >- 00000000000000000000380fb362a3ad3dc257cc28daadfc83fffd0c10eb3b82 block_height: 811063 next_cursor: AAAAAAAAAAI '400': description: Malformed query parameters '404': description: Requested entity not found on-chain '500': description: Internal server error components: schemas: PaginatedInscriptionActivityByTx: type: object required: - data - last_updated properties: data: type: array items: $ref: '#/components/schemas/InscriptionActivityByTx' last_updated: $ref: '#/components/schemas/ChainTip' next_cursor: type: string nullable: true InscriptionActivityByTx: type: object required: - inscription_id - to properties: from: allOf: - $ref: '#/components/schemas/FromInscriptionLocation' nullable: true inscription_id: type: string description: >- String representation of the inscription ID, whose first coordinate is the reveal transaction hash, and the second coordinate is the index of inscription in the reveal transaction. to: $ref: '#/components/schemas/ToInscriptionLocation' ChainTip: type: object required: - block_hash - block_height properties: block_hash: type: string description: The hash of the block example: 0000000000000000000a7f3b7b6b6e1d9a18db65a3b4a3f4f3bcb2e1f1b2d3e7 block_height: type: integer format: int64 description: The height of the block in the blockchain example: 707000 minimum: 0 FromInscriptionLocation: type: object required: - script_pubkey - input_index - sat_offset properties: address: type: string description: >- Address-encoding of the script pubkey at which the input containing the inscription resides. nullable: true input_index: type: integer format: int32 description: Index of the input containing the inscription. minimum: 0 sat_offset: type: integer format: int64 description: Offset of the inscribed satoshi within the input. minimum: 0 script_pubkey: type: string description: Script pubkey at which the input containing the inscription resides. ToInscriptionLocation: type: object required: - script_pubkey - output_vout - sat_offset - output_txid properties: address: type: string description: >- Address-encoding of the script pubkey at which the output containing the inscription resides. nullable: true output_txid: type: string description: >- Hash of tx producing the output containing the inscription. If this is the hash of the coinbase tx of the block, then the inscription was spent as fee in a tx in the block and therefore sent to the output of the coinbase tx controlled by the block miner. output_vout: type: integer format: int32 description: Index of the output containing the inscription. minimum: 0 sat_offset: type: integer format: int64 description: Offset of the inscribed satoshi within the output. minimum: 0 script_pubkey: type: string description: >- Script pubkey at which the output containing the inscription resides. securitySchemes: api-key: type: apiKey in: header name: api-key description: Project API Key ````