Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,574,535",
      "signature": "0xb18c7072de719ce6a31bdf26f2d802b63497bbe20500a7efc648099a4dcafab3ca25956e7650785d6fc6cdad0a3c82d3",
      "randomness": "0x6b68a55d77473de9a0804ff1943544a2df2ce232fbb2c4326494ffb3d5f7be56"
    }
  ],
  "blockNumber": "7,413,969"
}

{
  "Sr25519": "0xb68ace35f87830aec8df7a9dcaff0dc7bf74f417112297187d90fefeab9b932ccb48da5f91f70cce1a782e7b9f0181f7103b42e9cf558652b2b5c57d0b6fe98d"
}