Write Pulse

{
  "public": {
    "Sr25519": "0xc410da2eb5c6384db3dfe5239e144da4f63ceaa585bcb7bea113cd12c9515850"
  },
  "pulses": [
    {
      "round": "25,567,643",
      "signature": "0xb3a4af6d818b530b686a5cc2ce527707f571d33d936a99fca12b87fed7f63bf87a96eda80b776282ab579856d0b5ff1e",
      "randomness": "0x371f6932d075e5f3dccf5800344963e0346c94518a8111571e49107050c78cd5"
    }
  ],
  "blockNumber": "7,412,246"
}

{
  "Sr25519": "0x42c22f66150468af320d04feb0e4d5aa74dec632ed313108db72e6e8e482982b460670612a7677c7a09281b5f613cdb0316fce909f373d206804deae41ce3586"
}