{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "383103",
    "entityType": "User",
    "nonce": "0xbb62a05ee8114b593be65fa3ef14f87166d19a8b2e32f1f9aad5b7aa72b9acd2",
    "signature": "0xbf6880975831a4bccccc8e73c9a922dea32a5d8ae48433dbd4fe84ae4a33a655085c80470e892df73de77b97b2b87ec9610a48510ed9a5fcfe0ace74b05748a21c",
    "signer": "0x0a5148A3f132E6696c1Cd3FDA8465fC5fF17d3D2",
    "userId": "803288761"
  }
}