{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113",
    "entityType": "User",
    "nonce": "0xfcc370bfac8a1c45fc02dd985f03fc1b47a21e5283d65a72ac2455dc880ee845",
    "signature": "0xd55428620c8f97acb4cdd2b96d62f3df4c96f6a213caf7859229f4504e67ce8f4a8fcea2d3651ea2dc517afa19f0422fe041105e45ed67a902fd0f512acff5251c",
    "signer": "0xc162f73D3852233488593116770afc0ED54FDC2E",
    "userId": "713063523"
  }
}