{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "182428",
    "entityType": "User",
    "nonce": "0xcf262b0d7500474ad9177378fe1e6abab2805feda7b45f250722066ce6250449",
    "signature": "0x6912abdd33b50eec3028e5f0eff146c71014bac1e5bb491b6295c9fe1c14876619a6d51455020f3e750ca8cf6dc8c83cfdfd05cb2d974f51fd7c61407ac310e31b",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}