{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0x4febd9b3e34f4ee925ff0f9c25ce9a1eb56b1581554d39aaf082969a8a95b431",
    "signature": "0x65ac2099b3fe177f8a597f8027d3688de7b4d2ef1fc9af273833bb1c5d87696538419181d972c1ed7c969b7a6f67277afdc53983cb473ba705c5c91e4e691c041c",
    "signer": "0xC59f7055B078B1Ee57c271E19BE5Dd7033FD64f5",
    "userId": "950751701"
  }
}