{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108414",
    "entityType": "User",
    "nonce": "0x04bb25296e4ff52d60748ce851129482f845c95e564563764640e8c6bab76874",
    "signature": "0xb9c5755291733f5c1a8b6cbdc88fbdc187c526559df836d56bd1bf2059da9322050718e7c9445de6a6c0031860579b467abddf6729455dfb177a6d5663e44cc31c",
    "signer": "0xC3B8Db4fD6b5608e625Fc02e4e8B7a274B7dB687",
    "userId": "110486155"
  }
}