Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,598,638",
      "signature": "0xa1a07050f2b1af8c327f5186bedd30949dcc112e639ec296a2e590c8bd61b03723f93af39439cc601663a49b594eb486",
      "randomness": "0xac3e351286090387af32dcd6e2af728b4b30207e7b18bc0202ef00c571caf583"
    }
  ],
  "blockNumber": "7,419,976"
}

{
  "Sr25519": "0x0aa75818fd078deff9dbfcebde5e1203de44f3f9677bc99272b858a528604e2749707baf64f588ecd05cf69d75f17bd8355e3335f11c2dfacb7b613657bf858e"
}