Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,574,807",
      "signature": "0xb25f2d900fbc651f49f52aac86dac81957598505cf612e831566798f28eaa566e3156e9b6dccb484c5c2c38572205d4e",
      "randomness": "0xdcb2aa3ba5c5101a5101e9335ba8c38535b700df8bdff947fbafc89985984591"
    }
  ],
  "blockNumber": "7,414,037"
}

{
  "Sr25519": "0x08baa04186cf90664ce40b438569f8616d726ff4af0fb8707a50cfb0955b6841289be48722658138f1e1786d288115261aaac66fd2d1c3558feb4a6f6d7f7b82"
}