{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11938",
    "entityType": "User",
    "nonce": "0xb350be97c1c2d6f23fba6ba9c244f86ab00d38540bbe8a6f3d1ec80abbc0b2fb",
    "signature": "0xb9a821ce8f56b00ece678837c9705b6dffc211b4987df9fa2ef01a4e856a196b11af3d4ea25ea8c33a0d8674cb8c32246b0525dbdd81b520220ad2edfd312a5d1b",
    "signer": "0x5617e33979Af319eD3a9a6bFF820d69b7e8877a9",
    "userId": "171261"
  }
}