{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "85896",
    "entityType": "User",
    "nonce": "0x192111b6d8c4dd97cba2e2ed4684801cfcbc3fccf215fdb82612f2629e1987de",
    "signature": "0x416f71244ed8139db140a123de73edd7eec6f14b09f60a8d1edfe282bca3fc7d3176aaa8cf0bbd38ae578fe47091617ea4183b9ea96cdc0b072ffbe26a706fbc1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}