Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,551,502",
      "signature": "0xb0d84e9d7a0b6d949f5ed0e6511a844bcb41562cb1f4d3f5597742543e627669a3348621ab1ad2fba4f13b7560d88cbe",
      "randomness": "0x2bd0ece2d631cd6036d003fb61cd018a5a5a334c53d7fcf57f53af7af3926d9d"
    }
  ],
  "blockNumber": "7,408,211"
}

{
  "Sr25519": "0xe8d15b98599264d894e986a361c5d69cd6960feb64c1f1715c8beb085308c6542508f435a8c378123ad23e9588555125e854d2a8f249f05c19fa39d8abf2e58d"
}