Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,578,446",
      "signature": "0xa53048b3283e943fe06cc3c61381119c590c8b7bd1c0d95dbc1a07d7ce93eb1f725f618595ecc2fdf05551eba71090f0",
      "randomness": "0xe88c94c1207396241a5006d899310df3188d4d56eeea2c476a50999ae21954d2"
    }
  ],
  "blockNumber": "7,414,947"
}

{
  "Sr25519": "0x02eb3667b71ff7041a59bfcce48a152bad19309b7021f7403f955fde906318405e79e887b5735a706791838747bf341b970104a1f06374a9dfd2a0aacc9a9681"
}