Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,566,155",
      "signature": "0xb66c3cbfbb3b6893dfeccd19377c33ec95706ff7c87e2b4b34ab3052f7ed17be39774e4654d27bfd58b2472faa4000b8",
      "randomness": "0xaf3662800d1d780c53417ac9437cce0befe9f1e22f8c94e087ecc1bf3a4ae89d"
    }
  ],
  "blockNumber": "7,411,874"
}

{
  "Sr25519": "0xfe591627a2895dd7c80da7e5b04ea9672af9959882045d55831f026e42285c6956b87ee77ca9c226ba6049d26c65719af78451c7811bd75adf56ce801ef3ad84"
}