Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,599,870",
      "signature": "0x918a6c182c4d0d633346b06969eb899139ddc8a4449f97f3db1246b7f47c6711ce0938b9e5834dc3157c804f25188d79",
      "randomness": "0x5a9219c46150c1dc92c3bd574e4a00d44ba897f4634036ee17b7aade3d623d3b"
    }
  ],
  "blockNumber": "7,420,284"
}

{
  "Sr25519": "0x62f13cbd164e526d31e92493fecd5a96cc07b0422fc5c219c15c792f14f8012801731dcab5969a4eec3ffb16b9b43d42077bf65f27312951cbbe9ff52a2e1084"
}