Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,658,328",
      "signature": "0xb164812708883741b34f549c26102105903b5daa01af2038051d24ecf02ab329bcc5a66b463b9444603656ee90b9e851",
      "randomness": "0xe6249c3de7f4656a243be7db2256d226e46f5100db27eadd98eca4a0374de9d6"
    }
  ],
  "blockNumber": "7,434,886"
}

{
  "Sr25519": "0x4886b0ef9eb921ecf21c13548e1a479544253123616c5dc9012b5bbf0e979654312ca5d90f6a1ad5038c15d815fa6b86c35f272b7ad7637f5f9a07c542595482"
}