Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,541,895",
      "signature": "0xa50f21dfc9f2a14a72d8dd7b2ce202278b1f1cb22fc1c1d027453b89e38818513b96baa98c3bdcc4014a796f84239b31",
      "randomness": "0xd5d2b0b6dcfcb7bdac95f8a08a48d2b0494633f9cc3a2bf0c33b7e70b41b97ce"
    }
  ],
  "blockNumber": "7,405,809"
}

{
  "Sr25519": "0x169da0a42f236952ce8eab6f1cff66538e989a2a2c4884a51b458a858fcb6b35eeb7e4ce26e1d7fd7e316b9b7e9b6f08bddcb664aae667a8ec2d7998341bf28a"
}