{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "356159775",
    "entityType": "User",
    "nonce": "0x0037846a33445109d1b8f122c265298372f20414446729cdf61302886efb2a67",
    "signature": "0xf28c4a7163dab292f5062ebba19f0c3c72c28f23f184b89a899947471e73d683347f9217382a8fb79d8347b8d3a54d3bd8062868b0a014889b106a120cfee1331c",
    "signer": "0x018849A3d6594093B7646022836BaaDF36aA36Ad",
    "userId": "702391481"
  }
}