{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "44142994",
    "entityType": "User",
    "nonce": "0x0ee58f6a0b14eebd0c37dc0c07305dbc3a1a7f6b65d643604143f6a5bf4cb091",
    "signature": "0xfe3bded767a93e75ce44c81890ddf96fc92d7ab3d1774098f8ff99322ec205c515a0c085534d612b367ab267f275eb223f6807bf1b2b3895553d1eb311cc56901b",
    "signer": "0x989faEfE658E0b6dF1793197b0De4137Cb1aDD3b",
    "userId": "554920508"
  }
}