Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,537,870",
      "signature": "0x8b6e9947528ef3e13ad0e9dfdaa919500b647cca3e5b12e30e9d0b4fdc49c35a227c7d9f33e9da3f837b401a2afc7469",
      "randomness": "0x167b980781c8a2ee4e4bc496d610467eb8416a73915ba1ab8f88ff026ea4022e"
    }
  ],
  "blockNumber": "7,404,803"
}

{
  "Sr25519": "0x16ffb53c0742ed198eb7cce8de15f795b622f3a54f8c647b77aacb7b7fffd113abe7beb4e87e4ee486b8fe3272bf2c70eedcdab83340d72609f5f8bcabab4a81"
}