Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,574,672",
      "signature": "0xa49cb8fc263ad54cb733327a12028fd8b21556965bf51075eee3c7202e93949b3dfeed044f03a020646a7579d882eadc",
      "randomness": "0xf572a61467bc6b64d2199eeb0835ce956ecd9cea22e20cefed9497c1561e4753"
    }
  ],
  "blockNumber": "7,414,003"
}

{
  "Sr25519": "0x3c937004d8a90d4f562f41d427c81480b6b5c70741777b373f16b27705172f3af4be6ca34a1b1f901716c6162a95da1e86f8446498febef40353ee78815aef80"
}