{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "370091516",
    "entityType": "User",
    "nonce": "0xa5a542cb9ee4152e25ade3fd2c7389d100915545c2e8d3d12f29cec002d5a609",
    "signature": "0xafb1253f2159612d16f5cde42bbe49a80569a362934e75319173498ff48ebf51560e3d324bf46f6e0cbeb54f03bfed66515d79482fb6ad3fbffd1431efa4ce741b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}