{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "172938",
    "entityType": "User",
    "nonce": "0x59f2a52ab8146401006dc0e9cc9d60e4bd85c3b32fd1cd36aa40b967b669e328",
    "signature": "0x6f2a25af62de0644a029cccc8c6c552d4951f3c14b8a4ac525ff1bf14a2075a972c6a641f1f55e356451b89d806f2276d9561544821e86a5f9504a896e1cbc6e1c",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}