Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,537,366",
      "signature": "0xa91e198adab7951e501c52f705b2bfe9cea959d1518a126c98b3d802d203551f5973395b84db2adcaca5d36ba55f7a0a",
      "randomness": "0x5e249d183beede309c3eba5d477bc02d73ccb4973047fa04187fa560668aeafc"
    }
  ],
  "blockNumber": "7,404,677"
}

{
  "Sr25519": "0x3e3a249cc3c14b443ca6c37c3617874b13040719737623bcc7d1f43691b1561e0598e50114476a901949acf627ef4e8dc79353e7fbd08d71514fe39b726d0a87"
}