{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57849",
    "entityType": "User",
    "nonce": "0x556c60215ccea5eeb1969a2e06b6ee70349414b9f09870f16fa155f2d1c568c5",
    "signature": "0x98037b1b68ecf2f72ece982f9b47ea639f2ed45e282421b3968e4c382fe89f1537059d87af0d709a7844e4f870c6970de2ce886161a7add2a204ad9be4d7f7bb1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}