{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1844160",
    "entityType": "User",
    "nonce": "0xbb648cb9dcae359d17e6448be7d0dbae3118be530168847fb67aa98ce1b58474",
    "signature": "0xfbad714690dc7d34fcff51333ab14f482359faee9dc6a2f99f7492630229e5954b858e47fecb09e257d16ee4d662fb3f3bdef327a87e2e5a74b17ff7c4d649101b",
    "signer": "0xdEa655B0BEDD55605f1a7F99e27f7c00610c0B32",
    "userId": "594690301"
  }
}