{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396",
    "entityType": "User",
    "nonce": "0x96f2566fd42cca9a099f3774c5d09dce8b903e9ea3351dc87b6ec6a8b0b72788",
    "signature": "0x130bf959b7f910c265bf7a038257fa5e197f2f0b08b86655eed3277b6ffe06e71cf90ddcd193bb78eb50f91998c5faafda7820f5c2204b35ffb796623793a9e01c",
    "signer": "0x1c4Ee34565eE3A8304706138026D7518821F356F",
    "userId": "584804802"
  }
}