Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,587,472",
      "signature": "0xb8ec6dbde4aeb0215cb7a8c047ffc316145409f602831867703b988bd3fce95ea4c12271b88acf0db8c7564ed4ca1690",
      "randomness": "0xa2253e5d4d405d772b6cfcf3be25612b697faeae71372ae938607b78918feb40"
    }
  ],
  "blockNumber": "7,417,190"
}

{
  "Sr25519": "0x802c3ddf41934090019d002c6af77515bedbe49c2267ce8fd263f59e2a0fbd3989fb6972fa477d41db1d1cfe8f39f6c978dc53fd267d4a763c4327d0704d968d"
}