Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,550,268",
      "signature": "0x99167e2c757732d456246cb742befca2fbb823e7787b3b84a4f863f174b0618d14352486662adc48f2af4980f4403a76",
      "randomness": "0xabed56c2d2fc5d6adf4b2d4fab427115f498726b09868936f2f0684fe38aeb0f"
    }
  ],
  "blockNumber": "7,407,903"
}

{
  "Sr25519": "0x185a0bb6797e43a3b835c2bcb11533143ea1c1f916cf26361dbd9c1c201117409d6525232a2b99411a47e4877d0d1af85e36094d9c60162e2fc3a9c40fedfd85"
}