Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,553,273",
      "signature": "0xaa394a349b0ede457b04389975e04f016b28873b79580e25f3a106192e8b9f5848594f53bccc11474b76e63e51becae7",
      "randomness": "0xd455328406c159658bf7b75962b84f6e1c7f985ba402e2ebb4a9d10990476c06"
    }
  ],
  "blockNumber": "7,408,654"
}

{
  "Sr25519": "0x8a9e2888a1a882798bbb7cfb1db603f2ce78ffe5d2b510be067d855bc013026ec509874f4dceca2615a0305e06a342ae1919527390b63c47024aef5ef49ddb8d"
}