{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x2f43402b1aeafabc0fab67bd778600235a0644e6427da80a592c935f9a996234",
    "signature": "0x62c006c3c148af3aa56fe8fb1837126a38596965803375afe97f27e73b1bb21c68b4fb69c041a03f223d2d9e688f4bc1e725e062d756ef2e807caa4bcd47a2e31c",
    "signer": "0x03D3E62a23916C675244506a088A380b18917DE5",
    "userId": "92288781"
  }
}