{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x2ee025b7699b97db889a0bc60ade19415a7a7fe7153a2917f6074ca3ed1e0fdd",
    "signature": "0x47ccebab9f8ff474a499785ef7aa13865757bcf7f45b292502aa02ac9324c58d601a0725782bb22ddf58253b01af6317ee38f105274c1317eb001c7528839db51c",
    "signer": "0xA8FF92c7775B4CAd02aE39cF3Dc7e8230F4F64FA",
    "userId": "184042831"
  }
}