{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97654",
    "entityType": "User",
    "nonce": "0x3e1eb5df70c5b764593b3b40a6ee377c508f3686d52c87dce1b7f0d982a80011",
    "signature": "0xc151662fa0f1485c9c87ba249940936f7b8c64dd85d6be633349b3f3153bdbf210d02c611fc4b9b98d61cf3b913e54a82d0210f79c5fec651829d5ca99c6c72f1b",
    "signer": "0x1cad9Dc848B4917d921Bfd79491256e029A5FeDd",
    "userId": "468495839"
  }
}