{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "279",
    "entityType": "User",
    "nonce": "0x92f2e21ac6f17531021c546bc351aa2317d40bab336905b54972f8c68a431870",
    "signature": "0x30438fa6f5b8176acff00e787bcd4f1826ab2538405a67606c1371e847a417dd4bc2624bce59c3d08307bc1e3ae8295c7520dc86eef86a83de824f437127b3961c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}