{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xf3543bb065ba73ed22dd9b03282c6d3f67f2d2519b88579f4200fd33ccd4a0ef",
    "signature": "0x4a05d5fb69d7f8b1b8baeb58fb1babb205b33fe8e5b2a99f1a6dcb53c5458f7a48ce707d66b7417f6452355a8ef3be2d25ed6f87bc1972f3c91115e946528b301b",
    "signer": "0x5D4848bCf5c4abA1a0Fdf2B61408c9e4288aDb0E",
    "userId": "305415280"
  }
}