{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0x1068e2b45f15149b9817c3618c5322127501076dcd1f42a10db9509d0e97969a",
    "signature": "0x143c547bcc1a7bdf738dba2250af350763b937b4c2bbd46f791c31bceb6764a051ecbde50b5ecc503701e4eab68241b1ed804dd0b654f6a1e5b9afdfdd223d451b",
    "signer": "0x8410ae550e371F50E654eE78f3b43Fd696c1a25c",
    "userId": "649036093"
  }
}