Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,596,696",
      "signature": "0x95317100d3829c0fe0b3e64eeb592ba5d8c903e943e49ab4faa5e0c36262366ddf61a7ba912a65b0801d06a186617480",
      "randomness": "0x02b164f462cb5ea27d339ddcfbd441e990a24ffc12b636a5d2829b4fc913a4b4"
    }
  ],
  "blockNumber": "7,419,490"
}

{
  "Sr25519": "0xb4aaf32e091f34d864d332579b008f2477290ba05d92e180c4b0ae621a1c824eaa081cd53c7bdc132c7647094e4647cc451e9bf8f48786e5130f08047432b98b"
}