Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,554,161",
      "signature": "0x87937cd10b60423fc19649c33ba60fdb7c47cf5d14d8a549279f3bfbcf68752178c1797f6fb141fafe5306fe0bb46be6",
      "randomness": "0xdcc0f68a169762a926e87240933a074c0517f8cb8784ca2e399182fea777233d"
    }
  ],
  "blockNumber": "7,408,876"
}

{
  "Sr25519": "0xa6c0f051820fb08db4fc34792a3579468495c26ded32ee83f063bf2fb05afd27c6c6a75a41b546dce8b88b264ceca6831a387afe67cc0bc7703641f79e98c48b"
}