{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "55042",
    "entityType": "User",
    "nonce": "0x803cc522a8015c2594fa69054e5a2452947d6886969f4243b6f83f8da0f95ea7",
    "signature": "0xe442a707200c8a54deeba455ce8cb06a3d27f40b3bfe283a32b8fd71494ef2902f7704c76e737c9c353f78176023780533bfb3b264e3b9cbb1e1f34295bc83611c",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}