{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62883",
    "entityType": "User",
    "nonce": "0xf8ea0b8d15ed22f78ae61a991f716981ee5540573ae174e0509a4b6c80337aac",
    "signature": "0x4be7296bec081f53fc444c8411e219d93043d36b349ff9a88ed1d9a2bd107fbd4d0bebab0edcbae7797adcc092e29039c496566c9f359d12ccee364a98f638651b",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}