{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50936",
    "entityType": "User",
    "nonce": "0x5a56b75f8350ba60d50f501c82d5a5e1efe9ca2d19c4e7a34237baace86ec63c",
    "signature": "0x2a647ead8b8e461b1255e342898a6bdfd3ff66d68a6d307b9992f9c06565d65a72a61ac232f221420881961bf9f948487648ef1e37d910ddbae9a950756185761c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}