{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "105773",
    "entityType": "User",
    "nonce": "0x976c27221384ec538d41d92d71a3e38563fcd9b60b05abfc8b759b05d4293c15",
    "signature": "0xc7095d83e4ea91d3dfe7032e3b675f3d3126f0750a1d9f0a594bb8ca0a2524d447499ee9dd55d0ec16f91f492b332341842608ed6a410c9c8012a3967fdf89b31b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}