Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,651,952",
      "signature": "0x98edd7df28b07836ee5f595c3712725b6d3137fe0cacd7bbe90a1496833c4a311b88c5988fe4aa9cab7d0edf4add22e5",
      "randomness": "0x4eb1cd644a78e220e42df0a7aaec9033f2116a47e714479c2253388999793028"
    }
  ],
  "blockNumber": "7,433,292"
}

{
  "Sr25519": "0x0624f391a0d50f75e3ad8135bcca2d3701528542ea38c231b84739715cb0a554c8d260e77b0a4ff2b45696df7103649cd967f7500352278049dbfe4de2fb0882"
}