{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "341366",
    "entityType": "User",
    "nonce": "0x9577c204248d73a0ac8025d8eb782ff93527554f515165b0af22062a9f38114a",
    "signature": "0x0836bc23b771012b72ac7244ab606647b574095596dddc45331610d3f7d498be0e199713e368373a6cd7df1f572e31afe077b219107a4d34be7d049d0f4c9f401c",
    "signer": "0x926F8d71a7109CF6Cce00DA74e1BcF50aAf63E8b",
    "userId": "358546053"
  }
}