Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,615,692",
      "signature": "0xb9774b16c5a65c958b7c26086aee1ca77a74de6b46f76313ce30e4d82e53745f718fdac8a17c1cd1ec8a388b06fbbabd",
      "randomness": "0xac55a719cbd27402d68302daa1f4e6b198649dccbd3183bd744061872264e210"
    }
  ],
  "blockNumber": "7,424,238"
}

{
  "Sr25519": "0xfaf02afb127fd92ff826e80b3bf2c4eae30b832918c546aa44401c41eec3811e1102a2780da7732252f8f796832b25b3bb4cbf6bbf63ff31a72a24062a3be58e"
}