{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80557",
    "entityType": "User",
    "nonce": "0x2afe96f4147aa68b24d60527251bf46a65f16d94574da42e758ac9f7fa0375b5",
    "signature": "0x5f0820066ff57faa7a871ebcdf2605d133905d4ab0994ac15c20f8d33c3257ad62f9ed09a7c172227925bba3f46d66f519f292c73dda55a21d21a6a2cbc23aa01c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}