{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367647512",
    "entityType": "User",
    "nonce": "0x884d9a3a1d91e9540409f162fc860e4a96fd64cdf3de54c9a3758905b3843712",
    "signature": "0xfe899da36b02568c92de0cd265742242d81d220b4b0d16149f5e35bca070041b31f72920e35b35d0ce764f04404d6d742c2612990cc62e38bcb54f7415f7a6271c",
    "signer": "0x51a3896095A18b62c0162c171a8a67a2B3189b2b",
    "userId": "230584579"
  }
}