Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,548,350",
      "signature": "0xb5e98a55aadd84262b5838a02b8018e6d879186eca65dcc8ac893fcb6b74bdb9b5a3e6656b06ae8d823b34140c0fe906",
      "randomness": "0x9bd49d6b1f8d1dcbf042fc65c71c106ca58a1695e4028f35a3be08b5a884288f"
    }
  ],
  "blockNumber": "7,407,423"
}

{
  "Sr25519": "0x60189e34e44bc3670f1a363792fb5b5c6157336f12ade1ee4a11bee339d28e16e08e06413eddebc275abbeab632768f4924383fd1af1084949d727254e68e380"
}