Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,626,216",
      "signature": "0x8d72dd3d0e3e9e62d7c1c14a4cdb48f81d2484015e732b327e1107f8e726a54771e7234038675f0acb4a1edbeeb51ed3",
      "randomness": "0x2dc098ddc8d1c3ee905892f706f7f09a2d3458af384549a955c17cbd3a42039c"
    }
  ],
  "blockNumber": "7,426,868"
}

{
  "Sr25519": "0x684e57200e442490bd191b06aa290e970735b6200c580e044910cb16bb75ff5d4b9be60828f7a486059d6e961419460f7975cfec65ed0755ac649c4da1636188"
}