CW20 Transfer Tracking

[ejfitzgerald]

Acceptance Criteria

To add the ability for a user to query CW20 transfers between two accounts. This means that a user should be able to perform the following searches:

• Transfers made to a specified account
• Transfers made from a specified account
• Transfers made to or from a specified account

In addition the following filters should be able to queries above

• Filter by denom
• Filter by block height
  • In a specified range
  • Greater than value
  • Less than value
• Filter timestamp
  • In a specified range
  • Greater than value
  • Less than value

Below is an illustrative schema for the problem

type Cw20Transfer @entity {
  id: ID!
  timestamp: Timestamp! # indexable
  from: String!  # indexable
  contract: String! #indexable
  to: String! #indexable
  blockHeight: BigInt! # indexable
  txIndex: Int!
  msgIndex: Int!
  amount: BigInt!
}