Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,578,172",
      "signature": "0x879fa0549a026668928eb0754b2a9a1c6b57e61509619a4285d5e45ec3a890f7b11a8c4511e0905cec3c1fe63209de13",
      "randomness": "0xcec1fb1f684833532514e85e218637347f791b0c0500a9beb572c52208ca8967"
    }
  ],
  "blockNumber": "7,414,878"
}

{
  "Sr25519": "0x269369b6c8bf1c46e1a9904c5741e3a0da5f99c8f74f58a372065f60c68970554b2d76c4b1fe2094b2924e8524530dcaaac62f0f0b66d7367cf93d2340b4fd8a"
}