{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0x1d05fb745f74e205d61f73bf5821114c603ffcd410c4dad5781e881cb88539c3",
    "signature": "0x6bcabe4a4083441f08a89469b70fa105ef35b95a7de11095f7750ba0f249c2db090c4db013c2d6ebbe765cc06012084aaf36da9ea91009a5ea96a22036b0ac181b",
    "signer": "0x0E08279c5784DeefdFd6D5d386A85B74072d15ac",
    "userId": "448138153"
  }
}