{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "926810842",
    "entityType": "User",
    "nonce": "0xd904e5ccba835f555c61a9c66ad6d1dbdf76aedf5d5c6400434251b87f7be0e0",
    "signature": "0x658653b9d3972cdb49efdda14d39a30a8d3325228f1299ca72a9c39e7c2fd04865a8fab0ae4d7269c7f64ebfe359f14c54ea12006cb03afb581f581538f762591c",
    "signer": "0xcd864e8A0A043bf1B2DA4106C35c1daF234468a5",
    "userId": "784246910"
  }
}