Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,549,311",
      "signature": "0xa8fd42c1ea5d083496e0e752ee22045d252c961777d7d0300f5b3355f0b40d60957b66843a639d394e47db596f07450a",
      "randomness": "0xd398978040f7acc46bdec61bce9c4b4bc26c7114aea97460736d4e7e5b602c22"
    }
  ],
  "blockNumber": "7,407,663"
}

{
  "Sr25519": "0x3024867e29f0bbdac7c82416c05b434c6ce842dcfdd30843b92cbd1515a5207fe2495f84920b21e990168bf9ada68dc88b6499b9da9199c3172124cf7bb95684"
}