/*
Subnet contract is a contract deployed in NeoFS sidechain.

Subnet contract stores and manages NeoFS subnetwork states. It allows registering
and deleting subnetworks, limiting access to them, and defining a list of the Storage
Nodes that can be included in them.

Contract notifications

Put notification. This notification is produced when a new subnetwork is
registered by invoking Put method.

  Put
    - name: id
      type: ByteArray
    - name: ownerKey
      type: PublicKey
    - name: info
      type: ByteArray

Delete notification. This notification is produced when some subnetwork is
deleted by invoking Delete method.

  Delete
    - name: id
      type: ByteArray

RemoveNode notification. This notification is produced when some node is deleted
by invoking RemoveNode method.

  RemoveNode
    - name: subnetID
      type: ByteArray
    - name: node
      type: PublicKey
*/
package subnet