Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,605,731",
      "signature": "0x8e3cad79f440315b4ccffc5f9b5d63a1fbbb81127d2495721d2f2194f768f585bcc29d798702c4e726677e3c705a170b",
      "randomness": "0xf7b23aaf38aa8593541e29d50720170fcdeb0716e6e7088eac0559ff3fed7fbd"
    }
  ],
  "blockNumber": "7,421,749"
}

{
  "Sr25519": "0xf44a62276e7ca009339a00caa36ef25691cd6136a311d369df294d9203d00f57d816d08b59addc5decdb78471289d464b82b7389d101ff30a32139b29a4f2482"
}