{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67349",
    "entityType": "User",
    "nonce": "0xfd0dcc0f5cb87cd45efd14f7b3dfd24e96146b440cdc21d61d8af40ddf098f20",
    "signature": "0x09d83e00c4a30c122aae873e56dabbcaa3064cbc3ec8ad0ffe0f9a84006be3f166d66ca65c83ff1069ec26f5bca62facbe9fb3ed292926cbf93f6576b50699221c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}