{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "335392",
    "entityType": "User",
    "nonce": "0x660dcff155d1e0374a8d8a10ec0afc24a431b4acbe46dd00854cd09126a49d54",
    "signature": "0x6ac6001e0caaf165f8ffbe134ee3aa451730ace3ef00cf83a7952ab510b9eec93bfe134e5c7f85882397095d96421a865d4975befad30e4792cde0bcc42a8b441b",
    "signer": "0x2c93018Ec80482402e0270De617331aAD32E694c",
    "userId": "131458840"
  }
}