Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,572,571",
      "signature": "0x8e3d5eea1f2878bf59d4211e1f2a2463c2752883b529c342616d9d272e75aed0ed54e15b4f93c2dd67d2806fbb438cc7",
      "randomness": "0xa4b661e21ad24422be0c2a9784d04ffc4a028c8339ca4b9f05c94e258c35aff4"
    }
  ],
  "blockNumber": "7,413,478"
}

{
  "Sr25519": "0x4e4ef62f26c4270d28c0fb3b686d0d065afc6f664031b0c5aa503cc7c47f3e4b8f329f69c8b8d6bed36be9b76d6a7e9f9daaf574f3d11e6b20aa7e9347bed088"
}