Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,540,109",
      "signature": "0xb06b2c4ffbdbb7783d8dd5c3397bd3d4d25a75120ed6e03bdc355ac26982a3f1bd69c4efea10ce528501bb96b3dc912c",
      "randomness": "0xc565294aa8262ee7c0f9d1633432913ff0c05ecd74bd5e8ee4c7a6ccc3e13efa"
    }
  ],
  "blockNumber": "7,405,363"
}

{
  "Sr25519": "0x4c83e949a03cfd47afb54b55a8df38ec37c2fccb33f7a2d49ee8e85b854da011ebb0a3f7bd718b5cd612bcd641e6318b7f07fbd750339be70bc2f3b90f945c87"
}