{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "337364",
    "entityType": "User",
    "nonce": "0x46f696933fd0fdfe85e629a8725c30262e20d971535167a5425aa83271a03c25",
    "signature": "0x5403c5b1814a59b6f3e825a4ec724e94dbeb920efdba5a377128ec179eee265f4aca6760dd8ebd903b5abf66d33c792c660f6eca3a39dd0a1a0106aa253d0ace1c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}