{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xe7b1f20d9b34414bdefe8400a0cde6925be5098e34723fedfc8b8242448cb5b5",
    "signature": "0xd7187f4fed7aa3f76e49d60f6083a7eee7f40a79384bbc6c48c8b0aeb256e0db5308f20b57c0dcbd5d916b5fe9dd412620cab1a3d284935a0a3b0655cdfd11ee1b",
    "signer": "0xa85dce385eaA369F6073e0b6e242561d0870425C",
    "userId": "308558165"
  }
}