Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,567,710",
      "signature": "0x831d71d176e924365a67e038b0efe693d599b0e2879dc229efb17de33ecce33f1f6d15c270529563698a4ecb1434810d",
      "randomness": "0x0281e3ec34fb39943e2e8e8e18be43a1c4626c5f5d526c43ca26e3bb41659766"
    }
  ],
  "blockNumber": "7,412,263"
}

{
  "Sr25519": "0xc2542062af19717a09a20da11849a7d2f5a2ab1d05860ca3cd8dd54a27ec6e4770aef382f549a8b492e79397d33f30b7c2d4b65e74c17340c72d453f7bf08484"
}