Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,549,606",
      "signature": "0xa78bfddf537ef0671ef8a65a9ee96aa06109b5fbbb16640cdf678e22b0ab05997faeb9581b280ab767eb86d93cbdadcc",
      "randomness": "0xdc78f4be8fb2924dc13a6e0e9db95fd35fe0f85ed587fbbb3d09114fb5f03cd9"
    }
  ],
  "blockNumber": "7,407,737"
}

{
  "Sr25519": "0x2288c364a223c638682854766300974e518d9a09204fa2912381af5c997394276e1a3261e5ff3628735df4cc021d3462e473177af0a91bcc0c699a72d2c7b48d"
}