Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,551,652",
      "signature": "0x98ee35ab08e1dee0642a5382a8882364ffd61117fae1d5b4590ac0e6ec7e722a615c442c0bd556ad1b4ef34041c2250f",
      "randomness": "0x6beb8e8af63d1295e52811e9c6aae481761b690640aa9a7e1ad9e63fcf498f1c"
    }
  ],
  "blockNumber": "7,408,249"
}

{
  "Sr25519": "0x9e632c98c9b6b09f6c95c733f969e43150f45120fd701e39d764e1b61914402f069ab57a095f8a1b4c996fa1d7463f7adfe400bd76fa677e4c486682eff1d48a"
}