{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x10d153c93e0a1935437824228a174470d56f22a43555bfdc0ec2e0fe1f5c0a07",
    "signature": "0x999dd7126c1698293025c9c0ecaccdbb15b7e49a2bd7a36184a7846f0fe7981f723334e307a165d489722c6c26d6ee1e7775d37b041419f1f70264ea0e0b94ae1c",
    "signer": "0x303fD6F7668Ad0AD901434B85eF391E249785A2C",
    "userId": "179777073"
  }
}