{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "83566080",
    "entityType": "User",
    "nonce": "0x72f16fd32eea3c2b11055968c1ff74381921d668c2f0b311853b46c09fb386c3",
    "signature": "0x3e05741bbfdea85e2055805448c031f10248650b5d431673202eed5a7865e61c60daf0ee910487bafb7501474a0a7e88fd2d735e5787a4413a8cc08fb8d078f51b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}