Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,599,360",
      "signature": "0xa98eb50f1defaaf67d62109bba2f25e2c36358d69cefedfa028df09e1ad02a467f96540f363eb4a789355854ec50e513",
      "randomness": "0xd78f308d4ea32ea1abc727b871f482fda13980f93d33f6bced2083e606d91d81"
    }
  ],
  "blockNumber": "7,420,156"
}

{
  "Sr25519": "0x5e924f479a8f5d253ef7ef0047684aace9a64d57f96330e809c100659afb5261b79ab109348bbeda8844f234158d40a5ec2055f8cadee81133c93c3e88140f89"
}