{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101078",
    "entityType": "User",
    "nonce": "0xde6cc54ebb4cf4762ae545c05d7c42a1f7176b841de585ac33df589d350a1f77",
    "signature": "0x5e87573a4664481a61659140126694231f10bd3b06db6ca25488c0986768594f655695677ab35eafcbeb51501a6a6ab9e17926770c6ba060a9c33b832b196aa41b",
    "signer": "0x766Ba5816f1Cbcd9649d3b301b8F423CFF252fdb",
    "userId": "758745"
  }
}