{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "362157",
    "entityType": "User",
    "nonce": "0x08e6d65f1579dc3ab6e8da56d16ca955f595bda6378d48b2258494518c60ccd6",
    "signature": "0xea4abd8c0b235d1b78c8ee9ee1ec4d156cc0b3921043297e0b5c7e18d750f6224c2c0d7fa7bdc4a83137263988ede5f2a35fd42c5fb87f2cdd0b2d20551c8df11b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}