Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,584,532",
      "signature": "0x872ba245d6cac0a661a5198f7b07f32fa28fd5fc0e09d55dbd3d6e77b6d8fd27f34ec59d2b320fd378a5628e054d735a",
      "randomness": "0x0451e5b628c82dfee8f41654f7e380a30eed85c6e0ba1e2956a3522d67862fd5"
    }
  ],
  "blockNumber": "7,416,456"
}

{
  "Sr25519": "0xd82951dc88185ee2132faf9bf7fe699390153b44ced8b6383e69d17669414b08278decbe2eef6152a4c8416f985b2746158e192318bab089d5a83fc86297b084"
}