{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x633011f4b3d8980b6db0f04be2d6d35cac364bcce2a7c3f102e39fd341baf93d",
    "signature": "0xeebce3f11d83077c36449fea493056cb9aad87e62b49b6f9dee7185c971faf9150bbd8a60de9e539c426ccb9efb869af4537614043e4db28722210a3ad164a5e1b",
    "signer": "0x0e0c30BfE07345c3f99bD1965E2A89a981edEbca",
    "userId": "282723531"
  }
}