{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x1f362fbf1883d079ba0713a459944214db27bede779792bf0ffe87b14bad11fe",
    "signature": "0xc4acb5a8ec389cf5ccaaad3b0098d787adedec5d699e30d29fb6682cf326afbb20fd230d735a879c9b5de1fdfd03643672b9d0e3259d2cc2852b396e155834fc1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}