Write Pulse

{
  "public": {
    "Sr25519": "0xde911df17530881f6f78d47c30be638b40e90a72d4ff77b4afef90f773e53134"
  },
  "pulses": [
    {
      "round": "25,598,277",
      "signature": "0xa7baa4e2687b3110073b096eefcaa53b746d22ac01d27eda2ab9372315036057460515b45d95b325a4a65a6d5a51f3b8",
      "randomness": "0xb0753f989bffe5d6bd9d8f125a6e941f62ceefe9332b11b35ef9d66cd08d62f2"
    }
  ],
  "blockNumber": "7,419,886"
}

{
  "Sr25519": "0x22a2b5eed08df8b5bd684cb552bc18121ec49ff6df9029026fa0b29de991444b56d502f51a3a614133d0d92df654277fb693019fa6e82194fba302ab07321f89"
}