{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x8283b5d0a4c58c4dd3e1e2a24877dac6226904dfe3fe883b86135972fbabe8de",
    "signature": "0x06f1b49d6f1fee358031e821f3d4b892d1b93fa75270db8216c8639030feadd93382e52f0629ea9a799b5c434b3a0fedbd690fae06acb6c007387dc6c4accb411c",
    "signer": "0x6CF29C21c9C0b405C773f3605658C095Af4c28EF",
    "userId": "950485788"
  }
}