{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14042",
    "entityType": "User",
    "nonce": "0x2ae8a3f9055843c965bbc48a702f57b0f4ca4c41c70c8399826b135efc3a29f7",
    "signature": "0x8c1104de88d25a5da8dd082e43316a4ce8e8a4255f36648f25df4263dde140344866b6b5574fc3b7ec125f6c1cf1244351c9ce16ce837cc3170c4a381cbb4f201c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}