{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x54fd328112d3adbf8e468d044fb0391b23133577bad098bc70f591d5621b17bb",
    "signature": "0xe659a2d77b56e2195451f3df0921ed470b343cb180a5d6741d3210e3932514c14b4d6bb842aeb7004267e5de02c8dcd76bbb18037c5ff7807535dc64bb604e101c",
    "signer": "0x81f60DEAd0cdA833Ad17fe7Ddd37b36E62630205",
    "userId": "132087202"
  }
}