{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xf33266b19d460f5b085256c6d627411d86bc7f10077c2c51cf139785185dab55",
    "signature": "0xaddc95fdd332cc01f906ed51da2dee2f17d57e2b40c87009ce2947efdabb0e8f0d42acf2871dc4b3488e4dad62743d221af9e1830fd581201f9646ea8f7b3ca21b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}