Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,569,290",
      "signature": "0x8dd38bbc792659c7d39c52f16a92e3bfd8017bec0824a5d4e86d86b06914b88d1b318422218c245a4029974bc8a8209a",
      "randomness": "0x619475ce4a006a956709bfd8933819e605f9686ec2957e6dd73ed887f4c50d7a"
    }
  ],
  "blockNumber": "7,412,658"
}

{
  "Sr25519": "0x34f1110a40697c5c80dc842ebece4c9ee5c1f157883094cf797621f8c3e8544b2d9c38370e48f2be868df954cd5a48a981df7a2a4b2a91cce196239007356e81"
}