A Substreams module that extracts token metadata (name, symbol, decimals) from EVM blockchains and outputs it in a format compatible with the Substreams Foundational Store.
This project was created for use with the Substreams Foundational Store from StreamingFast, which provides a high-performance, multi-backend key-value storage system designed for Substreams data ingestion and serving.
The substream imports the ERC20 Metadata substream created by Pinax for the TokenAPI, extending it to output data in the Foundational Store format.
Convert ERC20 Token metadata to Foundational Store format
substreams gui erc20-token-metadata@v0.2.0 metadata_to_foundational_storesubstreams gui erc20-token-metadata@v0.2.0 erc20_metadata:map_eventssubstreams gui erc20-token-metadata@v0.2.0 erc20_metadata:erc20_stores:map_eventsERC20 transfers
substreams gui erc20-token-metadata@v0.2.0 erc20_metadata:erc20_stores:erc20:map_eventssubstreams gui erc20-token-metadata@v0.2.0 erc20_metadata:erc20_stores:store_erc20_transfersmessage
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BlockUndoSignal
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BlockScopedData
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SessionInit
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InitialSnapshotComplete
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InitialSnapshotData
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MapModuleOutput
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StoreModuleOutput
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OutputDebugInfo
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ModulesProgress
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ProcessedBytes
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Error
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Job
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Stage
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ModuleStats
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ExternalCallMetric
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StoreDelta
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BlockRange
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GetRequest
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GetResponse
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GetAllRequest
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ResponseEntry
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GetAllResponse
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Entry
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Key
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Keys
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QueriedEntry
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QueriedEntries
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GetRequest
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GetResponse
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FlushRequest
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FlushResponse
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Modules
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Binary
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Module
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Package
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NetworkParams
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PackageMetadata
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ModuleMetadata
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Clock
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BlockRef
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StoreDeltas
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StoreDelta
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DeployRequest
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DeployResponse
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UpdateRequest
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UpdateResponse
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InfoRequest
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InfoResponse
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SinkProgress
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PackageInfo
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ListRequest
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DeploymentWithStatus
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RemoveRequest
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RemoveResponse
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PauseRequest
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StopRequest
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ResumeResponse
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Events
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MetadataInitialize
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MetadataChanges
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FileDescriptorSet
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FileDescriptorProto
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DescriptorProto
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ExtensionRangeOptions
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FieldDescriptorProto
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OneofDescriptorProto
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EnumDescriptorProto
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EnumValueDescriptorProto
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ServiceDescriptorProto
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MethodDescriptorProto
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FileOptions
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UninterpretedOption
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SourceCodeInfo
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Any
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