{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x3100a8479ac66b104c37e231fcb629da4197e282335dd0bc41769570d422e058",
    "signature": "0xaa9a46c8ac17e6c1565ec7545bcb35abb1aad8c8a9f7bfd23b7bfc2bc6da668e38cdcdc37c8a528e12ef91457a0b53d008817001ffed332fbebd669924019e591c",
    "signer": "0x7B0C8223b73b88E2ff71FA991cd22e99D81fA154",
    "userId": "394678487"
  }
}