Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,552,370",
      "signature": "0x8a664ff2b8dea0478cef30136fbff2e1e98838d4b7b52a7886ed1750710876071909daeb1a979a1f0d768c445221a4af",
      "randomness": "0xcd81f06005a6c466a2706b325fdd49b838d5c34b2b5186f4398d872b37ff9b13"
    }
  ],
  "blockNumber": "7,408,428"
}

{
  "Sr25519": "0x34b3ed0935bfed4a2bd3d871a2aba308b2886a173f836f08082029ce7f1f70141d50c9aaccc877406de05abff3f9647726b6d01eda36ad1b629171d9d06ac486"
}