{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "196654",
    "entityType": "User",
    "nonce": "0x634fe25d062631d00dfb1c79878fe2669c7493353dd48fb3927999cf36934ae1",
    "signature": "0xbb66a1e9c9a5bbf2a814d4dbce85ac8fdd60591b9ebd05bdcc58467a1529848f67060a3eac0387ba21128cbc7b2a61e9f55130da9b756fd149b68a402bf2d3031b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}