{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "65278",
    "entityType": "User",
    "nonce": "0x7307108b671e4f7d67cf272f52ae96d642f2380bbdc509f3b12b70ec8ab1f315",
    "signature": "0xb9d991d10740f182f6e8f336d39d4319be06e365d536e20917bf7c1c1c18cc980d5362c3839220f1efb232bd5d049d6b47147cfe683f183092b8fa43e8c61c691b",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}