Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,627,129",
      "signature": "0xb2f968f718ca37c3cfd1dbda634c3f47aa898433ef7a2b4d997f130386efa3c154402f8767474d9b56a92ac0bb47f3d1",
      "randomness": "0xe0a78d3bcf1249248237dffe78438743847e369d5d15a54ceb7d0c403fee6833"
    }
  ],
  "blockNumber": "7,427,097"
}

{
  "Sr25519": "0xb22e48306bf2826502b77806d7e324dfc45932793bfd71fa3419b3c1343c2921a98f86ece8bf423ca662ec1973a1229c69a0900c822387abf10b013312b10c83"
}