Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,598,931",
      "signature": "0x978f3340f8d6f28beba250f7fba4536c8ec075517f26df7138b7579e248d4850903810d6acd11049011d6a040b950cad",
      "randomness": "0x2e75b39d038d100884d0deeb8cbc52e61a61dfad29458faab15c6fb2875d8b52"
    }
  ],
  "blockNumber": "7,420,049"
}

{
  "Sr25519": "0x80e8e0e6e25a337b73eb3ff28bb47ad8be61206df8871e9f167007400caf3d0801f8057354284f954953840e9b481bb4aaeccec2999953c31c99fce2606e8f8c"
}