{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xcb5b6c52d67afb20fa297405d9d0e580b9923793c8e277d14f5ee89e7311d476",
    "signature": "0xa6ffbc109c112143c122de67793d4f5844ab0cf4dc10de8797e6f486b73631911c102ca16f17493e993a59ac0d8493ededcca038eafc5c527afcb2dfe10ece711b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}