{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44722",
    "entityType": "User",
    "nonce": "0x6e7969a6468c1d01f24a857ab4977e5616334cb5a8fa3afc8fd841b944faed1b",
    "signature": "0x8ce2377c3579b115cae1984e8105737fe6d99a561e45078bd1493228b384f41e62721da38140d8dcc512ae08e825329450d8d797858901b4d398f4bd4a19d6f91b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}