{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xa1d88ca5287fa6732199c47fc2fb73cc022932e039dde735999a5a19729db43b",
    "signature": "0xc7b87bea4d4a48cdb054f958a6a0d2579062b4892300bcbb913a8d30f502055530b4a2aa69726b1982313ec2f600fd91e33038688bf5a1e37429dd24223f1cb71c",
    "signer": "0xd8331bd2c1c12F409a0D8f73FA21a7287E0460d6",
    "userId": "449077915"
  }
}