Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,574,537",
      "signature": "0x964aecf39d021466f8dc6ec5eea81d3e9ad76037420cd001001bed0c5c75c28c74c8ed017b8e013d54c2e66701a5f745",
      "randomness": "0x5b68158d7c5e5b62aea4f9ae9810aa1c221ce4aac63846ad26afd90644fc51c1"
    }
  ],
  "blockNumber": "7,413,970"
}

{
  "Sr25519": "0xfe18569976ca5c17db501674eee32f9660d4caea4cfe35d66ac6e5150c15c5530149204504e2ef63eacc86a9b966d6a647b7ae8448be1511947021aaea25d987"
}