{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x0614a20954cdbd60a99cf873aef81a7c93e699ca74b0f782383329345ea84099",
    "signature": "0x4444320e124bb3c4b9981e7b64896b791999fbf6e7003da5f07ab5eba509d5ed0cc65be1b2a9a41f0c9b66e6ffc4cc1cf9136d010da219bf0defbf2812cf17141b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}