{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "185108",
    "entityType": "User",
    "nonce": "0x7d3b7c59df667c5d7f57570042d08eb3b961ba7bbdfc27acd64bf05ba3b0ac96",
    "signature": "0xe5c15888437394eb6a98c2f505d95ea0a1e18c3e228ed0555184a57724a8227f251043d87dd1f516de5c6474a5b7677f3ab9d910bc826187ae3f85e29ce5248e1b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}