Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,548,820",
      "signature": "0xa8faa362e6c52b76c805145d73eeeabf11c2af75d63c15780e6f33d48eb76ab7adb0cc3aaaa7192e27b1761931665cca",
      "randomness": "0x7ae221c83dc2d54b405c408b2b1d112a4903ea560204d46d7c5491fdd997c875"
    }
  ],
  "blockNumber": "7,407,541"
}

{
  "Sr25519": "0x4e0dc72089ae27846123b719c0aa1a76c0ca2948f977005d4d8c194563aaf03881d14fe82f45d7bfe6753638b9a39299aaa61669e144949b59a7bcdabc7af888"
}