{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "951886446",
    "entityType": "User",
    "nonce": "0xd41fc76ef891672b6eca1bee75b0d9ff6dd48fa118621251f1dcdba53cbdf1a2",
    "signature": "0xe5ea07f98f70e4449fdc2df3a801f2d7cd18d355fea8e9eb222c0f467b745a7524ba627121aa3aab6473b3bdd2f0654b6e2003990acaae3a1a30146f37908c241c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}