Write Pulse

{
  "public": {
    "Sr25519": "0xe2531ddf45f17813171106e8f31da6397fd8c270dd7ce268d67ae6fa4ec0fb0b"
  },
  "pulses": [
    {
      "round": "25,658,748",
      "signature": "0xb7e1819b69673fd8cc880c1e48b441b91c142658a23d63243c874666f59d7ef8f02965f84835dd697c740295c8cfc0f7",
      "randomness": "0xd19a625bc80b9f078618ecb79b473978300e4e095d579efdb1eadf444a49b433"
    }
  ],
  "blockNumber": "7,434,991"
}

{
  "Sr25519": "0x8ca5755c4abe928cc9a05015074196a086d2c6d03f492dd48f721fcf73788c1ee1ca9cb3fc93d04037b1ed9fcb45a3a0e40e89ed3e21c5907621f22cc15d608c"
}