Write Pulse

{
  "public": {
    "Sr25519": "0xb43f0fa5b22946e5227577fff32be5f066404dfae24b9a00ace9c51145c22a3b"
  },
  "pulses": [
    {
      "round": "25,606,254",
      "signature": "0x978bdb30bdd94bc7531286756e18b8b37e4d6068a2a3a8734e29b0373ded05213493ffc21540e18e04acca33da84e423",
      "randomness": "0x625209ee216ee1ab03a1191bdc213871c93ee08bd3442509f3008511328a2b3e"
    }
  ],
  "blockNumber": "7,421,880"
}

{
  "Sr25519": "0x103d9067f8dc049bc2a6714d417b05e543fd00a5d5f39ec42ce31dba5048a4575927a78169347da931d3b4475548315c4de4c6eb7436a93adde9b20f62cf138a"
}