{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1885041",
    "entityType": "User",
    "nonce": "0x8a2efbca378552606420bb9dcda221343eb55129c77ffcbf7f893fed0019011a",
    "signature": "0xa333dec5e6a3fc485bc59ce9473829b220a95018c9900997a1da50ce6ab75d833452254039e08915f2c1fba097b37c6d04d63df71bc27e6588e6e1bba6d95f5c1c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}