{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "293976821",
    "entityType": "User",
    "nonce": "0xf425ad695dd39d4502f97cf5295dc29c6c37c816bd2391f61bb88a335a166ad2",
    "signature": "0x4f429619bcff1393ee34911cf3f74b0bc39ccaaa5d28bb86a012752bc65d96c9762da5911a0372bc656e3152a94af181670fb83e5ed7785a00bbb4367e8b993b1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}