{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91690",
    "entityType": "User",
    "nonce": "0x7d02b445dfe5734a32aaaaf7df7c43d2bdf8a73903cd3742868792cf00603982",
    "signature": "0x148806b062e97281b81f7d27a92a5e1b6c4f38b841416443ac27fcfcdf63273e17a6180db4191d6fac00629b58520f8773840ff7ba0e3266adfc00967c31ebd81c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}