Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,546,056",
      "signature": "0xa2037a7f5068d98b2aa58794dc107d0b4eb318ca9ddc720a893799dfcc17a0121a53f00466e9070d561e093a10df153c",
      "randomness": "0xf63934e31c059cd64905e9740e403f2ab1c25eeb12a5fbec3680096c72901a74"
    }
  ],
  "blockNumber": "7,406,849"
}

{
  "Sr25519": "0x3c16906efc2667a43c8b8bc312f2639b037c24f4062ac94b829af9514d50e00118f9367334edb259deed9bfe47339d000d7f677f9c4cfd868db3be69c7580088"
}