{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "966718637",
    "entityType": "User",
    "nonce": "0xade1e8979e971ba1032464808ed95b7817247d605b76bc6cb39e476fc6e0286b",
    "signature": "0x6e047337b0cbf13a4eb3ac6c68a82629db7fcb28d42ea539fafbe1be5aa451c03b9ffc7287b15120692fc34e05cbeb856d437394b9a763a4a0f1cb4a664361f71c",
    "signer": "0xA5c14b749B37C8348fC7102F6478FEb0a17a5Fcc",
    "userId": "39019636"
  }
}