Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,602,129",
      "signature": "0x8e477a71ad86bae19df30469603eb28229187f897d8a34ff8b406aa328244927b416ed3bbb9b145191f9e15c15274406",
      "randomness": "0x69c373f524576bf29b055ffa1180d38d890c0d5c093a6beb12af1db22393a838"
    }
  ],
  "blockNumber": "7,420,849"
}

{
  "Sr25519": "0xb61a9ddf38bf4aa48d0ff69b9dc3d50bdd8f256ec1673a1205151a07d35806758b2e1cce11980c6a21882e74a9b67cc3694a38b09a0f9e7db66e70a9bc68af81"
}