{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367119",
    "entityType": "User",
    "nonce": "0x6c511115863c1d331147058c1ab070a1f3d0a359f3bad483c5cf50ea954bd390",
    "signature": "0x7eb9ece9f69aff4ac8e6146ab876e389a34022e237a462bef87ab94b1b5fd5034271887253b3b38ac8e80605f7a1caa61e57380b1d8fae02bb127fdfc1374e201c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}