Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,537,472",
      "signature": "0xb6683273b383481fa34672d82196bef50462b50d35143b9eca48f4b9ec3e2e9031c03ff390a54839316585e578dc481c",
      "randomness": "0xd4165b549aa8c4d77f78a72fe86e5655c216489961d3ab2422363996ed0a4040"
    }
  ],
  "blockNumber": "7,404,703"
}

{
  "Sr25519": "0x7e2ca2552ecae2d43e6e96afeec1bf7c7547098a007f698d62d0abede777fc0c2b6fb2b2fe9bdfa15aebccdeb8be705a1e8cdfd33e213e7af55a0632167ec28c"
}