Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,540,638",
      "signature": "0xb42a27efbd575c216fa259a24bef6f094da3de267c040ca36a9e693a2470320b0a83d257a3070f2cf930821951ea2cd4",
      "randomness": "0x3cc2027a7166133bdfc3142defac4b5193a689e8b46db6118b91ed4b43933d55"
    }
  ],
  "blockNumber": "7,405,495"
}

{
  "Sr25519": "0x8678685fded5a63e161b97212fb0717e0c2e852786c5bcca9061cee359ac7a700e294371a7f9a57b55bdd027a05561dfbfa602b80e29d315499b3b3c8af9988a"
}