Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,596,508",
      "signature": "0xb65a08bffef61725a5018ff78b98c6477c0a82cca03c665ab53aaf1a65a61cb72b87b9df9bd94eb5e04d0e3b5b132aa1",
      "randomness": "0xc8d34a1bca46bf99ae9b459228371eeba501fd4dd813dcb3aa14713a1c2c7969"
    }
  ],
  "blockNumber": "7,419,444"
}

{
  "Sr25519": "0x6e83316cf7df2d686cc2115234cfa3b43e4da20f240ab992d89c6b514eb1635f8699ef3dadc80975ede5d7a030342d62f50252b4939417a67d27a5f7780e2986"
}