{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317",
    "entityType": "User",
    "nonce": "0xc7f4a42e830c8bcd0d771d5f10f80244f5826ee347abaa9431085af129310596",
    "signature": "0x2ae4ce71cda94b155675c8fa04dc78ee16defce4c28a39f24db3918929c629b5120a0c52b3016e8d2ba0c64b800efd9d91d9c5fd3b5ab4172d66d45936920e841b",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}