Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,549,336",
      "signature": "0x8e49f01c3c017561b0fc6439f47d1aaca89ccd64f28fa09cd8a6a333cec5bf72779cc9a094cd6f2a1d41ad7620b92d95",
      "randomness": "0x7ccd24d1500b890afdd51e2abe274cf37d9481a85dd7460c5f459b3e4530b418"
    }
  ],
  "blockNumber": "7,407,669"
}

{
  "Sr25519": "0x988a9fe9fe43c9943a8b04a14d61401768b830ef8b94230743900f3c35b9f13df96ec2803d8dd9e969d029bc44a14832edfcec4d679df6b06bb245baa204eb82"
}