{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "49326",
    "entityType": "User",
    "nonce": "0x36ed719dda34b3cf1a70b7d86028c525b09f49547d4abd2cebcbe9b572bd6223",
    "signature": "0x45ccfdaefff65fa40b484f49a3fd38aff4ed81f9cfed260be6fa00ad5ba1080a7f977a19806ca0a6743d9828b89473c5813a36c2a946075901693797aacd10c21b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}