{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "202344542",
    "entityType": "User",
    "nonce": "0x2b5ccb8f41505bc50dad6bbf6e5e04917fc4f54e3afe5a1bc3afc32cdda3f6a1",
    "signature": "0xd4117684cf1e6096231dfd8825f4fa0a288fafe9407df235227cb8c4b843482668bd76cd0a00e820b733c08ec0108468da8327494c7c696dea5c75a669eedd891b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}