Proposed Event Store

{
  commitId: {
    type: String,
    required: true,
    index: {
      global: true,
      name: commitIdIndexName,
      project: true
    }
  },

  aggregateId: {
    type: String,
    hashKey: true,
    required: true
  },

  version: {
    type: Number,
    rangeKey: true,
    required: true
  },

  events: {
    type: Array,
    required: true
  },

  ownerId: {
    type: String
  }
};