{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "569601157",
    "entityType": "User",
    "nonce": "0xa16fab1d682b77587567e04c28bad1ca03528012eca111472ba1371fbb64ab75",
    "signature": "0x9d28879f78c25c498a816079c3140d24ace06b38dd6d549f8c828379073ee7770a024acb65f3302f0ded19d81ae309ea9b1669f48205fbe800be5342ef8cf1ae1b",
    "signer": "0xb0bc7585AC84F169814851A3C22d8d92D133337F",
    "userId": "267657235"
  }
}