Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,572,351",
      "signature": "0xb9def936323574349c04a964273521619b8c48237c5b1a403b62a365e3398c14cdebbd14962e720d6d410f9be1af6c4a",
      "randomness": "0x983ac4a53ec696c818cab49c2917320d44b0b44d3af09f36ec27a9cf48fd3dc8"
    }
  ],
  "blockNumber": "7,413,423"
}

{
  "Sr25519": "0xc8e61a5a427752e5964793488655e243e15b91ec6b8450d7893dddb456f46e73e293d41412447d20e1e205009c7c309505aff64d007c1220b89e5bec12fd7381"
}