Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,554,380",
      "signature": "0x91ed7e3e1be2723de8c8b6d1861a00dbb50bdc332ea74c1c014363a08e1cd9828e047f71190364fd2d5bc6ea0b17c55b",
      "randomness": "0x4066898f3ef8a4d94e53a94317ee227d3917ed8b4308dbe2e103ec84b466466b"
    }
  ],
  "blockNumber": "7,408,931"
}

{
  "Sr25519": "0xbeac8556860b09faa2c9b121181d3e609a68704cae8c74fbe27d82071d7337462a65f2aed6670b1c2b3996fa962fd85e4609d284ce5c7a30ab2c245a38ceff8f"
}