{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "317457",
    "entityType": "User",
    "nonce": "0xa5b292609ab4a6a1d9a13c208515a571384732ae711c3536bccf7b764fed4420",
    "signature": "0xbe028511ca4cc2b2d2036d3042e23aa876e8ebf0cdcb7467036a4578c1510e761a5c608eb898799989af9cce2b2a2dd51cdbb01f9ef67a63ef913ffa2173babf1b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}