Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,612,631",
      "signature": "0x8f8562eaf8cc61950a7a40ab584544e01c655a3b9d10bc7ed5b2c45b75801242cdefafe8cd9d571d6a49bdcb186eb691",
      "randomness": "0x7f0d7eaf8a5b1813772cf0d8b64f0f2844951c392210041cc1712cce6616b4e2"
    }
  ],
  "blockNumber": "7,423,473"
}

{
  "Sr25519": "0x787479cd79dc604faa7edb1c1819cc508d1b70acad30e9bca4cf27e2f8305249d32dcd527b39bac0d8ce1541e0edce239a3757a64ed4b9f41b2a3983507a4182"
}