Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,594,559",
      "signature": "0xa3b9915969bb25ce535144cb0c3bc184e72d589616261c03f22ca62783b7d7cf7e14c8a2825761200fab1bb82b6f7b03",
      "randomness": "0xf91c85c31d1c4077bbbae20aaa82906f10bffb89ce8c822768b275871b774bf3"
    }
  ],
  "blockNumber": "7,418,956"
}

{
  "Sr25519": "0xf691693ac4e759dc3773bf658bd0b1225dba0b032ed86cc6a8f6e6d165324913b5d2ce15d0ad7f2a2a4982c2cfc2df6cc35203acae00a5a5f1de7db7ccf50388"
}