{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "37362455",
    "entityType": "User",
    "nonce": "0x6ef441c6dcb3b15875ea45302b40f6d116436cbbee9ff79c5379e4b020b0bd79",
    "signature": "0x9965d29a3e7466d591fb142abec69c8726fd3ed49ea0c583567995bd41ec09260e543e85592a83a3bfd3e3e42fca3195f978c2607f48ef8f089d6c1b2575a2dc1c",
    "signer": "0x7fdeEB144300AC6b1Be0E83d8f006b2D3140F73D",
    "userId": "325377357"
  }
}