{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74667",
    "entityType": "User",
    "nonce": "0x5a5231bb3d98cac27298c88d3aee03a570767ca49fb9a8d6ee13f4be2b6ef229",
    "signature": "0xce1288f93b946a8247e066376efaf8ac6745c9ecd7fea17a7d2618f3f976604a0e98d56f0ab8be0ab81dbcfeb7f4872b96aacc7ba2d80e82f55e0049b96520001b",
    "signer": "0x82eD4826B35d420aDD935299579192Ce1e0951a2",
    "userId": "371339529"
  }
}