Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,539,531",
      "signature": "0xa94dc5065c4dd4e616933c0b70f97dbc1b1871268405967a36cb029ddd16fd492d41e8949f0cffd0e14878912cc10fc0",
      "randomness": "0x7be71e221466643d5be1d08055c6765016f41d165909abefbe0277fce75946c0"
    }
  ],
  "blockNumber": "7,405,218"
}

{
  "Sr25519": "0x1c81ca72cb0bf362e78955be404c4886080dc7b39b00a009bdb4ffd75d308f4ec57c12c9ea0593ea74d5ed23e27797c93b0d03b5b71ebd605735551fb54b9c86"
}