Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,579,930",
      "signature": "0x831d0818cf0b5021de4ba33fd4a27fc119b8aaa92892dd17cc70179bee1a2522ab526203347e56b8ec3f9147e1dff541",
      "randomness": "0x548d35b5e59e03f55166507296a2a78707e87861c3148fc46ad3cc3cb90bb66c"
    }
  ],
  "blockNumber": "7,415,305"
}

{
  "Sr25519": "0x5625a5767c7091f9ee56c46426110cac505b1c83046b04251e47b014850a12591a0523abeca18183c45d665214abb2c027a9f668b308ba4faf218cffdd93b186"
}