{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984268095",
    "entityType": "User",
    "nonce": "0x1f56f546e9ca5364df4bf2a0d4046c8377c80d8c7a25cdc53afb8c8ca309b946",
    "signature": "0x11e2f1675a4eefd597801c0744132f875e8dc7210d1fefe09f2d7e10aca700f5213c9bc92666c4d5b7f8973f72517a2241aba4524b9c497c60bfb8fbdf15dd661c",
    "signer": "0x4E3828bc809fb5B9deb81fa536cF73Dd5bF4eeB2",
    "userId": "185184169"
  }
}