Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,615,549",
      "signature": "0xb1b320aee5f65a433e2cfd0de1feaf0551d5d4b33597df7f50de443c656d1b5839d48a4d7a1f1108b598177439ce324c",
      "randomness": "0x3d4ef1a62045338c95f0efd43002be38e00aea26693d6d1b6cb886d6b60efdb3"
    }
  ],
  "blockNumber": "7,424,203"
}

{
  "Sr25519": "0xe6b44b5c40fa727fd46bc14df6d21d4e665ad832b067db9ec9b500852bf8cb6787c81adb43b6af89d26d8cb2621d21c8cd35b4f8cc2e71f5001bb984ee43ac8c"
}