{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x7eb75a97249d7f9a37351a3273ac2910d39db6ad5da2ba8b68f83bb361c9080d",
    "signature": "0x71b74e7a394ca37b4a1c36d884623c81c1801c68e28fdd3a29f5cf6f3ac9e2456cb618cafa38337c8d45dedc9eee2d57035916d6bfdb962d7f42ceabe03cd2651c",
    "signer": "0x594d79756bF4fA4c6950fAA89479781792F6e656",
    "userId": "298948042"
  }
}