Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,637,451",
      "signature": "0x94f271389da177a194fd5b3dfe81bd68965f03be7064eab0b0c07e8a9f4c6225afce1560fd56a30d2801038e0e8ec2a1",
      "randomness": "0x8518364095886676690e89c68c9f7b1311a8221adc4f1ea30b5949b2e23199d8"
    }
  ],
  "blockNumber": "7,429,677"
}

{
  "Sr25519": "0x96b3001ed4c5fc902362d738d2f6dbc7a99c5e5accae8f0ed25177a67e9bdc0d6b136287d34d553dfd7ac09c6e178521486ad378cf3fb0ddfc5f54a05c68ca82"
}