{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x9470c67ff21cc13e5048ac66e198491c95e582bb4e4be68cc50013d05d4c67dc",
    "signature": "0xb825e8ee0392f43492d4ed12cc50661c7d700caf8c7a2c14d59f42f4ddd0c8183f0e70e5089ebcd6e1dfc036ae600a5dd9442f87a4e12afedf4fc4b3eebb34281b",
    "signer": "0x85b05A5e7cF0feBb14BB5feC1E645dB5151F8e8b",
    "userId": "104634770"
  }
}