{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67490",
    "entityType": "User",
    "nonce": "0xc14c1a2bb13c67300715739e52088fb3c49b0aa0f272915b2cdb5e73bc16510a",
    "signature": "0x26428ef274e93a0ba3e93f9a47316e06068a90dbd949c69d00576b369a8317bc2276c149193b869566b1ab8d3137d0202e577c8977877613eebc71e63b89f9cd1c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}