{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "318",
    "entityType": "User",
    "nonce": "0xc3b08264d17fffb3f08433ff7c5a1c15fcc38f9b71568ad2b0fe91d8149a9476",
    "signature": "0x35f05d60593958319d73ffa2932838b789c7eb1d5db9f8e3d3f10733ce9ce582004508fd3d7477642fc660af02cb11e1737823a4936bce3dc8e874f829fbd00f1c",
    "signer": "0x84fAd6dBB06586c02880bA1C8d84C424116A5a71",
    "userId": "588160294"
  }
}