{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x96f9009d34e6dcb631461a3df26d7cbf1a5bb01447ccb0d5c112368efeb8cd03",
    "signature": "0x7cfa177fba49fdd7b4c70a7bf979abebc883320ff0f993f0195d42f3a73353a21c9c6d79053748f5109b5ede6aa9d74e91c9daf8cf7af79883188c98fb2c648b1b",
    "signer": "0x47bF11DdE03594c25814c08592866D0B09eb566A",
    "userId": "597397433"
  }
}