{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109257",
    "entityType": "User",
    "nonce": "0xff367eabd069fd34d44e16a9a5a086692ed3878bd8fda7720f84680eabb9fefa",
    "signature": "0x83611b6777396221e9c9d85081463a861e1cbd12948c4fa95ad95c59d2b597341f765f7c66fa4cbc07b82e7050cd357d261ac61e0e01488620d7d89e3b62db7c1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}