{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x85cb4b9e299a0c0c9fd681ed3a076e5680393d119b1b46c0e80fb6b1663a92d4",
    "signature": "0x873e1a1c27ef667fbfd5b6642566f6bb93ae00792f219b1ca8898ca1b02e1e922364d333f8dcd4d808e7d33be6f3053b354226016a0ef63daccd58e070fbcb8d1b",
    "signer": "0x9BE48E7A19B0985b49d8e98b347dAF12Fc83dd43",
    "userId": "461086525"
  }
}