Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,569,210",
      "signature": "0x981b5ef0b1568be4857e1f210f7b6018012143a9333e29b809a030d6d30f82798742dd816c23aa4803ef290ec3377ff5",
      "randomness": "0x2780ee9bc40889e8b06d7e5528eab0b1f8880723c2b163f82fd6ebc40826fc9d"
    }
  ],
  "blockNumber": "7,412,638"
}

{
  "Sr25519": "0xf2dc0bfd77e54ee85f60852d7815fa0b131b52504ddc1ebeac006596f0629221471990343b828af6332c2cf39e954a3487437eda0ea4583aadc5830cfa61f781"
}