{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "207918",
    "entityType": "User",
    "nonce": "0xdb8a6dd0da7b161ffcb63f666a38614f0226157ac254d1814d9d0a087ff80f16",
    "signature": "0x735d9eda1c059f55aa9305ac39c652fe029cf62d13929cdb6f151b923e7e05b8304832a106d4bb5f776cf527c940eb469d27aed6060f919b0918813463b516ee1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}