{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xb33eb5b228863e895c0a39a2bbccfe0b79f5afb9bbaabfaf2559bce71812b115",
    "signature": "0xd4df509f86ec2a895033af466014bd12ada09f26c797f113ac5b274b643bd1e81c5f4ad07e1c59420e75a784e7273a0e2e790347e3592023b360374da07bdd081c",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}