Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,551,702",
      "signature": "0x82c8369d96189e16009b8f63e49b4bb929300c4024a3bac03f374758ab7304b392b59efeed86f44f84cf478fbfdab91c",
      "randomness": "0x268894660e2661103865197d525c8f08474275aaffa9d9c9133fb2496f5afc35"
    }
  ],
  "blockNumber": "7,408,261"
}

{
  "Sr25519": "0xe04a2004690098608d19c5556655e85b71b0db241680efb87624fa0d9887b454514b63db91149e43c6d48bc7e9b123e6ab9c5d7efb0f07ad97b5132877649487"
}