{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "10275",
    "entityType": "User",
    "nonce": "0x0a06be37b4917ba94fe62e2a0fadc05b0d14a60014580b5aee4474d745c2a012",
    "signature": "0xaebb1f2bee81879d3ae229cad39a119cc4d9d6d3f114da872336baa1fd6e17b97f8617d235e8cdb0ef6836dc36ba9a6c12c666403753d9d2b8704f3e8a63bfdd1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}