{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xac6d53120e84d9735ecabe899b996a6067458461c4969b4932706b70ffcea285",
    "signature": "0x97f68d12a12aeaaa2d17fa7f95a4e5eb2950c86d34b719bcab553719a0af82473d55c65361b1f456b7abfe62414320f25e9776b824a3ac74b837bcbc9b7664f21c",
    "signer": "0x061aE9e3a2e494197bD6f85A7C83165FA5177046",
    "userId": "156853366"
  }
}