{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0x08f1083c64551b632d1bbc702d60f116abee4d08913141ce1e25379ddd824bca",
    "signature": "0x641159ce5712e2f3ecd9ad6ffee102689925dd79585e218fe96262a78a3cd85e5a1cb0d0f4e1074f2533423b6e6ff1c28fc4d28aced15d925b3ee26e6a6410c31c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}