{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1011145",
    "entityType": "User",
    "nonce": "0x7599071417349af6bf95e5aa4d80ba2cd40defd59224e26bdce2dbdb2eacaa81",
    "signature": "0x79509d6000276de334887e35a99768004ff6acd8e5e06289c2fc8d55bc4c39324e08fe26b8894b21f77762c8f280f215b155c4a108664129d5f343eaf82acee01b",
    "signer": "0x7cb443E1D882339Ce2Db89944ef44929E8E2F578",
    "userId": "343301"
  }
}