Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,557,114",
      "signature": "0xa64afb0b38432471e6f6f76971ee91c429509ca8927fb778d0322cf1a2ee7bac53d99a79360cb5714a13b35bd7481c0a",
      "randomness": "0x8a67301a78ad20303f5e0651c3f55f94725e2515005a0b0e1cb78d7df87b8ed8"
    }
  ],
  "blockNumber": "7,409,614"
}

{
  "Sr25519": "0x7a064f0b86d55e7abc25d34d5e42d66d0a1d987255823efbcd6df455d3606012b880bef8602ddad26d3670ebdb60dc7d41f44a9b0d00bc8c43590f421c4d3684"
}