Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,666,729",
      "signature": "0x81f4d2572ea33cc8b8757e01314c1935920bc439a12bbd969eac7d88c750fc49cad9d75a28a7551279f292d3cb497d25",
      "randomness": "0xe2b7513afb43afa96a242c91c82310f37d28c4ff0998d6f9e2c3794e1cd19951"
    }
  ],
  "blockNumber": "7,436,974"
}

{
  "Sr25519": "0x56ac5b4f497c513a785a620c3fc84e98d6967625a956e9e67dc4a227f8c8e14bd98089ca2cf96b59250c131b6a09ed54157ac4dd18fab0066a364d20f79c5882"
}