{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "584186978",
    "entityType": "User",
    "nonce": "0xce4be96b02593f4e4c243778b7792c4fc204c583c910407ce9029d3acfd4a2e4",
    "signature": "0xb4e996300fd19650b1cd20b1a54ba4971edc172f8713379a64e136912465ea97451a2acb95b3918830add331426aa738bac5f9e5e974dccb3170530ed1fa2ba81b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}