{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33015",
    "entityType": "User",
    "nonce": "0x346cc02f5fd093347ae430a54a837da0fcaa34ca9a4e2604c588522aa42160c1",
    "signature": "0x40e8c73b70ff2d4b547f434936ca6e571cbe3f0069dfbe4e1f75fc76975d657e1ff1a10c64467d2f0b59afc26528f207e6f28358311c270f5dc13d90287324191b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}