Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,588,872",
      "signature": "0x8951978d908e68c47f646573578bc6b4d2cbc5c8f58539349bdc4cd15a3ad315733b33ee57dd19351909201a7695a43a",
      "randomness": "0x6a98337a643b8f823f0bdc6109ba8e6e918baecf3b5e20f942e01711c20a6bf9"
    }
  ],
  "blockNumber": "7,417,541"
}

{
  "Sr25519": "0xe4bc97f207583072c38851755f5260383aa2894f922ac25c61daa8c3752fa90339e4da2d6fd90b581967d53b66b42ca457b72d7e4cc7226ae6e647f7dfe6888f"
}