{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x631e42c99c2c79aaa70d1d53035f4b9c0cbd99d9bfa8b8998c05c19a5046a8c8",
    "signature": "0xa13153af2fe3339f97692767e3ba5a189b965693187a4cb2d30bb795ff92acaf64df78f296e138c6925f6bb39f119206bc7b8c727803a4ebf67e60865f0750df1b",
    "signer": "0x97F61383fB40dB0989b83B5324ca1e9e6a618592",
    "userId": "360615955"
  }
}