{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "786875",
    "entityType": "User",
    "nonce": "0xb3dbdd900388a29cbd50fd50e10d6951e4f806b1c60ee882472aff1febea795f",
    "signature": "0x3c97809ac2047f867e0e04b23fa90fe5dcecc57dbfaf21b4e3677f95489ade7978721654ce32867d45f0daa91d2b8176be17bb3fe339a8a1812ccd95dc0939021c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}