{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113351",
    "entityType": "User",
    "nonce": "0x44fd1fe8fa58c842db38901be40679bf7055392618a42ae84382a28e2ae194f4",
    "signature": "0x9f387485455559ecd0e813d7f567ff5e747563768d37745cbee5066df67d40be57e4d01cbf2b7690355c43cc226b18d877733d2991408798cecd3b06c64cb3a41c",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}