{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x9918b86227492d2b9fbdce2a473e2d1163e4f8a85ef44d412431d86b00db994f",
    "signature": "0x16e1f81dede95e50a93413b06f5731f85b090d2b97c2d9ce19a131c4779aea8d4550089e80d5ce66bdf6c6c211927745158e89239b1e330ecc423a27dba7ce081b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}