Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,572,748",
      "signature": "0xa42a1efc71519cc430b1a015332738d6df1fba17ec5f6b2cd36ce09e3bee6c80654324e267bc3d38a19a06e889749964",
      "randomness": "0x8d770ed504183d827a64604f9b3583aab7896e644d05d465a1285511e8856af1"
    }
  ],
  "blockNumber": "7,413,523"
}

{
  "Sr25519": "0x60a72976ebfdaea82b15e3a67fe2ca224d47d69d863ff3fc53b89359ec4b13615baf5bbe85562799397858db9564deb14ebd88d9da391087b6c96a73d837e582"
}