{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "962634039",
    "entityType": "User",
    "nonce": "0x5f0406b69541f8d80ea746e256cff0a234699a4a65ad6a543897b716f0f99bd5",
    "signature": "0x1928d250600094635df67d5776a48dc48e1b8004a740338fd79bd6e352dbfa5139499a21a9a2400d6615a70abcfe97d3f880993ef928a3ede544f06958c39cd71c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}