Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,544,289",
      "signature": "0x89c51e6e018843f3a61eb84f5ee698913a5d08807c576c5244b2b3fea00410e35d411888763ed639d3f6ce1dc128354a",
      "randomness": "0x6c9e9caae16848edf161d438e48f6c9773ef8f9df4107288be665ce695b5818e"
    }
  ],
  "blockNumber": "7,406,408"
}

{
  "Sr25519": "0xb88842e608e58e1aab555ec89062f37369fb966e86cd85c98866d62ff459ae523ad16741e7f6d29f1f8242d0ee0e615ed3bcfc879c67f3269a74fffc561fdb8c"
}