Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,554,590",
      "signature": "0x910cce450f7cf4cee4ec050dcb61f649a43f62ca4a2faa45f6716b6ef54b344fa5a256d3d7a16d86e4d9920882115c9c",
      "randomness": "0x4e7175073d3fefa0d842ef7ba3321f06fb19d9314e365f2a53ee75ddb6fe0573"
    }
  ],
  "blockNumber": "7,408,983"
}

{
  "Sr25519": "0x600696f58023e6a97e10bc339023b62b045c7408e9abdf00ef95ca418fe4cd5ea55e5cf9600096d35e503226e6b7af75db082188761b56ce0945689bcabb0d81"
}