{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "222322",
    "entityType": "User",
    "nonce": "0x3117118d3355f4b39107a64480521803206109eb5371bece8750e5f48ee717e7",
    "signature": "0x3f25cf940f9175cb3dfbbf2ab1d9db3618e205e82f07f3b2c1ef6cf3286f183f3fbf36d40806701d25d9216e76a7a2dee6f5314600e1b162eacd34de9df6449f1b",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}