Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,545,548",
      "signature": "0xad4b3646a55eadc2b5d8d1fc1f0fb95755bc76b6b3ac46182a4d4a421925d8d51cb7103b745355473210e7ec17d03430",
      "randomness": "0xc731a7df2f59f7f1e5cda7adf6d813fb358528deb3189b46291d858531399797"
    }
  ],
  "blockNumber": "7,406,723"
}

{
  "Sr25519": "0x4a50ca2de197ba53f97813ba7e3063a87ddd75e8c34928fb67f6ce949f2ba93d59267aa51d952a68143c25d105722a892484bbb33b12fbedcebaae233eb2718b"
}