{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x65dbc3ee640802caff4318153c4299292fe95639bd3a84d96ef3352314657588",
    "signature": "0x411d8c964eb727cc4a04d7aa96b087f7fb544eda2da6c8ffc4d4ef53b366d8fb400bd515e39e7b224445ad96f729ba82a5c6fa3db142ca9adaa4c540c6a367171c",
    "signer": "0x225A0F26D8c354e4B16725295bDabb4983d0F6F1",
    "userId": "994175139"
  }
}