{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317120",
    "entityType": "User",
    "nonce": "0xdbb2de348282f38aa45fff212e2d446a1828e8aec59f568a0b76ff7e89e6de01",
    "signature": "0x46f0cc22d580713d26a685159968c3babfdf4fc232aab57472ccc12d687ef7a809bb1eb62c3cb5160cc9284e094d2c75b3eb9091e64dd475ce8e797f2add48d51c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}