Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,560,475",
      "signature": "0xb914649c362c511efb8e4ab273d864425a73cfdc5003aea0b92f9e3093d337e28e33836b009b4a82768eb31467480f56",
      "randomness": "0x56a041f466582606dab0944ee2883e8e78ab76c7c021d98daff0ad32fc651370"
    }
  ],
  "blockNumber": "7,410,454"
}

{
  "Sr25519": "0xfe617fd8be81b440659fe749793481227316c27bf95347d61c769c5c4d86035bc144bf52681a29b31d6b9c824c28b032d5c741ff8fb37d03479e8063bd26448c"
}