Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,574,692",
      "signature": "0xb8cd85fad88408039a2d14adc649b747ddd3541376ec4b66f5c4239f22d29f3b8b99d65f612b518273e5ff37e7761eaf",
      "randomness": "0xde9a9f7357f5af328cac2dde20ed29bf2fc29f1b74ada14c0c45c522d56babe9"
    }
  ],
  "blockNumber": "7,414,009"
}

{
  "Sr25519": "0x009517eea1258944d96a5f8c976995b8be9e002484c8190dfb18aad6c6883471f47aae26f7f352e1a1552d91444b4f8ae97ea9e62418b7eb9252cf68e7e7468e"
}