{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80153",
    "entityType": "User",
    "nonce": "0xde6822003491e304934175e4580d2286ee14d7d33087f8c7dcb2877b2cbd31de",
    "signature": "0x1feb7cdecccfe2d80d31c0c5f1482fba416807bb900bec55ffce267c662b69011d40ee458600f51889d64843b6fb0a82d99fdc17e1b3668a7e49c3d97328f2a91c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}