Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,570,136",
      "signature": "0xb516bb9ae0406b2f2ccc2bb00e57fd28ab70fafd5164ce9231cd5c28b5c9724029ca224f3e41e520a8685f91a72b8c33",
      "randomness": "0x19eab9ddbf45ce760a68851cc1816583673af4aa37b5e59f09bc4d375fdc6e55"
    }
  ],
  "blockNumber": "7,412,869"
}

{
  "Sr25519": "0x52dcf85160b3e5e61aa093206a805f6dd6a5e6ffcd904b390046059f51cd651ee2fa30c99602bbce1833b79c6b5aecc25e68ef463acb4717a0fff93523ee898e"
}