Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,549,657",
      "signature": "0x9208e87e8f1ff7aabe3ff6665559f3bc0d2ac5e983c3cae0e58f94e7f35b53cdd647ea21976bf2fe98ebfefec38861c6",
      "randomness": "0x576e3091ba79776fe7d82ac193ea50c412f2c77340619e204f8ca223b3519ce8"
    }
  ],
  "blockNumber": "7,407,750"
}

{
  "Sr25519": "0x8e684444ea00f61b0542b54326de3f9ca2211d1bb3332fefd6559df80f37f11605e8d6646fa052ce293f2e160711c191600b1ad00bbb3df7c32995fdd8edc48a"
}