> ## Documentation Index > Fetch the complete documentation index at: https://docs.messari.io/llms.txt > Use this file to discover all available pages before exploring further. # Get ETF Asset Time Series > Returns one underlying crypto asset's ETF history: AUM, net flow and product count split by product type (spot and futures), by region (US, Europe and APAC) and by strategy (delta-one and leveraged), plus traded volume by region. Only the 1d granularity is available for this dataset. ## OpenAPI ````yaml GET /metrics/v2/protocols/etfs/assets/{assetIdentifier}/metrics/overview/time-series/{granularity} openapi: 3.0.0 info: description: OpenAPI specification for the entire Messari API title: Messari API - Metrics V2 version: 1.0.0 servers: - description: Messari API url: https://api.messari.io security: [] paths: /metrics/v2/protocols/etfs/assets/{assetIdentifier}/metrics/overview/time-series/{granularity}: get: tags: - metrics/protocols/etfs summary: Get ETF Asset Time Series description: >- Returns one underlying crypto asset's ETF history: AUM, net flow and product count split by product type (spot and futures), by region (US, Europe and APAC) and by strategy (delta-one and leveraged), plus traded volume by region. Only the 1d granularity is available for this dataset. operationId: getETFAssetTimeseries parameters: - description: >- The asset's symbol (bitcoin) or its Messari network slug, where the asset maps to a network. in: path name: assetIdentifier required: true schema: type: string example: bitcoin - description: Granularity in: path name: granularity required: true schema: enum: - 1d type: string example: 1d default: 1d - description: Time range start in: query name: start schema: type: string example: '2026-08-01T00:00:00Z' - description: Time range end in: query name: end schema: type: string example: '2026-08-21T00:00:00Z' responses: '200': content: application/json: schema: properties: data: $ref: '#/components/schemas/TimeseriesData' error: type: string metadata: $ref: '#/components/schemas/metricsTimeseriesMetadata' required: - data type: object example: error: null data: points: - - 1704153600 - 7572297082 - 6018137 - 41 - 2076892442 - 15953828 - 4 - 185017249 - 7497055 - 8 - 4445558372 - 988461 - 16 - 62914825 - 1499074 - 3 - 9282139246 - 23900450 - 38 - 206404726 - -1542252 - 1 - null - null - null - null - - 1704240000 - 7962737158 - 23844922 - 45 - 1977947140 - 9285924 - 4 - 175512368 - -3023858.9999999995 - 8 - 4958093862 - 24438447 - 20 - 60109946 - 211285 - 3 - 9588458738 - 31149978.000000004 - 41 - 185866395 - 0 - 1 - null - null - null - null - - 1704326400 - 8136420222 - -6865284 - 45 - 2061621307 - 8891982 - 4 - 182108410.00000003 - 0 - 8 - 5056983323 - -1335886.0000000002 - 20 - 62132157 - 172689 - 3 - 9829094425 - -934309 - 41 - 202976884 - 3722070 - 1 - null - null - null - null - - 1704412800 - 8076803649.000001 - 12164081 - 45 - 2098748767 - 49937359 - 4 - 177333958 - 0 - 8 - 5010389881 - 7922256 - 20 - 61564487.99999999 - 0 - 3 - 9801858062 - 54954293 - 41 - 207659836.99999997 - 7109959 - 1 - null - null - null - null - - 1704672000 - 8437863009 - -6253208 - 45 - 2279209081 - 36509120 - 4 - 190105825.00000003 - 2688792 - 8 - 5191400572 - 2027037 - 20 - 67575918 - 2576669 - 3 - 10314039307 - 29274590 - 41 - 234887499 - 0 - 1 - null - null - null - null metadata: pointSchemas: - name: Timestamp slug: time description: Timestamp of the data point. is_timestamp: true - name: Spot AUM (USD) slug: type-spot-aum-usd description: >- Spot product AUM in USD. Sourced from Blockworks Research. is_timestamp: false - name: Spot Flow (USD) slug: type-spot-flow-usd description: >- Spot product daily net flow in USD. Sourced from Blockworks Research. is_timestamp: false - name: Spot Product Count slug: type-spot-product-count description: >- Number of spot products. Sourced from Blockworks Research. is_timestamp: false - name: Futures AUM (USD) slug: type-futures-aum-usd description: >- Futures product AUM in USD. Sourced from Blockworks Research. is_timestamp: false - name: Futures Flow (USD) slug: type-futures-flow-usd description: >- Futures product daily net flow in USD. Sourced from Blockworks Research. is_timestamp: false - name: Futures Product Count slug: type-futures-product-count description: >- Number of futures products. Sourced from Blockworks Research. is_timestamp: false - name: US Spot AUM (USD) slug: type-spot-unitedstates-aum-usd description: >- US spot product AUM in USD. Sourced from Blockworks Research. is_timestamp: false - name: US Spot Flow (USD) slug: type-spot-unitedstates-flow-usd description: >- US spot product daily net flow in USD. Sourced from Blockworks Research. is_timestamp: false - name: US Spot Product Count slug: type-spot-unitedstates-product-count description: >- Number of US spot products. Sourced from Blockworks Research. is_timestamp: false - name: Europe Spot AUM (USD) slug: type-spot-europe-aum-usd description: >- European spot product AUM in USD. Sourced from Blockworks Research. is_timestamp: false - name: Europe Spot Flow (USD) slug: type-spot-europe-flow-usd description: >- European spot product daily net flow in USD. Sourced from Blockworks Research. is_timestamp: false - name: Europe Spot Product Count slug: type-spot-europe-product-count description: >- Number of European spot products. Sourced from Blockworks Research. is_timestamp: false - name: APAC Spot AUM (USD) slug: type-spot-apac-aum-usd description: >- APAC spot product AUM in USD. Sourced from Blockworks Research. is_timestamp: false - name: APAC Spot Flow (USD) slug: type-spot-apac-flow-usd description: >- APAC spot product daily net flow in USD. Sourced from Blockworks Research. is_timestamp: false - name: APAC Spot Product Count slug: type-spot-apac-product-count description: >- Number of APAC spot products. Sourced from Blockworks Research. is_timestamp: false - name: Delta-One AUM (USD) slug: strategy-deltaone-aum-usd description: >- Delta-one strategy AUM in USD. Sourced from Blockworks Research. is_timestamp: false - name: Delta-One Flow (USD) slug: strategy-deltaone-flow-usd description: >- Delta-one strategy daily net flow in USD. Sourced from Blockworks Research. is_timestamp: false - name: Delta-One Product Count slug: strategy-deltaone-product-count description: >- Number of delta-one products. Sourced from Blockworks Research. is_timestamp: false - name: Leveraged AUM (USD) slug: strategy-leveraged-aum-usd description: >- Leveraged strategy AUM in USD. Sourced from Blockworks Research. is_timestamp: false - name: Leveraged Flow (USD) slug: strategy-leveraged-flow-usd description: >- Leveraged strategy daily net flow in USD. Sourced from Blockworks Research. is_timestamp: false - name: Leveraged Product Count slug: strategy-leveraged-product-count description: >- Number of leveraged products. Sourced from Blockworks Research. is_timestamp: false - name: Total Volume (USD) slug: total-volume-usd description: >- Total traded volume in USD. Sourced from Blockworks Research. is_timestamp: false - name: US Volume (USD) slug: volume-unitedstates-usd description: >- US traded volume in USD. Sourced from Blockworks Research. is_timestamp: false - name: Europe Volume (USD) slug: volume-europe-usd description: >- European traded volume in USD. Sourced from Blockworks Research. is_timestamp: false - name: APAC Volume (USD) slug: volume-apac-usd description: >- APAC traded volume in USD. Sourced from Blockworks Research. is_timestamp: false granularity: 1d description: OK '400': content: application/json: schema: properties: data: {} error: type: string required: - data type: object description: Bad Request '401': content: application/json: schema: properties: data: {} error: type: string required: - data type: object description: Unauthorized '404': content: application/json: schema: properties: data: {} error: type: string required: - data type: object description: Not Found '500': content: application/json: schema: properties: data: {} error: type: string required: - data type: object description: Internal Server Error security: - apiKey: [] components: schemas: TimeseriesData: properties: points: items: items: {} type: array type: array required: - points type: object metricsTimeseriesMetadata: properties: granularity: enum: - 1m - 5m - 15m - 30m - 1h - 6h - 1d - 1w - 30d - 1q - 1y type: string pointSchemas: items: $ref: '#/components/schemas/metricsPointSchema' type: array required: - granularity - pointSchemas type: object metricsPointSchema: type: object description: Schema for metricsPointSchema properties: {} additionalProperties: true securitySchemes: apiKey: in: header name: X-Messari-API-Key type: apiKey ````