{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x003f57f8f27daba5dfcf7dd6d1bf86329380d93d534db8266a5dc9f15305f280",
    "signature": "0x8ac97cd9e9b311996213beafb8379a728d2374c94cc98b526fda0aff8535790205bb348b37502ea6633395a42d65f22aeeb9fdab27e9ed3834d193fc6c6efad01c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}