{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "980027720",
    "entityType": "User",
    "nonce": "0xa20bc7ecbb3cc43901eda16d83ba567757c7d4b8d5a55b3b13f0a59ca212bfa4",
    "signature": "0xb378e23a130d1c5c436d1662c384d658f142653194357a36df9e0b0e4a52c6e52829816e70fab95749fd8608b78192f4d94980d90bcbbbe026e1440496fbaa4d1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}