{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8724717a47a5452433d7d002164a7ffcfbb7a7c3b5f3a4c290c1a75597152f74",
    "signature": "0xa2341e6bd82fb783f5bf31cb43c838728afb118b89c6abba583fed07fc5e0cee22d7f1a931b0eaf0b5cc411c5bfcb44269f7be277c838b6fbe4871192954e5131c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}