{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "236177",
    "entityType": "User",
    "nonce": "0x1fd853626eadd461df2dc8bc2d78080e954fe4187cc272b684b098384b7d2a61",
    "signature": "0x4a65e895a46a55291af2ddcc05d8393ad3feab7bb4d0a0e6a5d1a9ce14c6dcc55b7cb3ca26a68aeb03b4dde2dd0b022afdcfc9839d1a2240afcf2a83904565ee1c",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}