Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,662,348",
      "signature": "0xae9487c8622c42f9bf8e823019f74b6007653e32bf31bdf52c44c75a41c1e1cf9bb754d8f8311d187d987fe3bc6ed9f8",
      "randomness": "0xa813660bfacaea209089f4b1914eca78b53c08b251636abc57a5626fda0698e3"
    }
  ],
  "blockNumber": "7,435,886"
}

{
  "Sr25519": "0xa2d108e505d31e5ce1ca0a56437dd9c3b13f7c58497734fc81cd82fb3047d57e216b70c842b34f4d69e22d35c2dc2a9dbc2a23d68747b6c32b50958a06a3748e"
}