{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2684",
    "entityType": "User",
    "nonce": "0xaf33ae8205186c26cd1218da195d495396ec1f3553989d6e09bba62eeca426f5",
    "signature": "0xdec2ef09b06eefd597742ed5774c1160c2c3d9b2e352ba48b18220380827a2f61865e1e3130106566ae43efa63d2ac8620ebb359c91c3d8932983739b99539791b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}