Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,547,332",
      "signature": "0xb72f8f73adb0f85c07714be50b27b0f8c41db37edab2f5053b1dc43ea1a9255d4a2881f2f2775f8ff2f7c4157fb1ebde",
      "randomness": "0xc4deac75c121808c071ed1d8f265f9b2471d5c8abcc0c0d664411786c8ae74b8"
    }
  ],
  "blockNumber": "7,407,169"
}

{
  "Sr25519": "0xf61dbd7d17c2a510327a3f58a24166ffbe8e868bb304ce2430af135dfbf23b690be430e35cf423f38c1018b24821d23b79d2d669a3557af00805cec8368b958c"
}