{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xfb8787bb32aea8828a17dbae1f171aa7f6a559c8a94766771b10b98bfb6585fb",
    "signature": "0x53496a99cc5b47815ad722d555e494528b457e55bdccae145f0a42074bcfbb15287f570154b2303e82b1ed55e9cc96956e0228492cbbfe16819088a0b9d23ccd1c",
    "signer": "0xa4A8a4853051b18e0f0f777693Ce34CF4bCe9385",
    "userId": "634886384"
  }
}