{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "403396",
    "entityType": "User",
    "nonce": "0x1f264f78bf69f8b2000bd2292e341e019c983b070bb4e035e5be0bccf23b1767",
    "signature": "0xc80847807e4c7c45ea9d0cd7d1fc1f3599210a4c0959351343bbc22a24b6a3f83e26398f79fda26aed39a28110c3930928bafc887293e8025dd016a4b26fe2b61c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}