{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113351",
    "entityType": "User",
    "nonce": "0x03a31bbfe3cc420907fe523be5eab20cc07b81f3b2981644abf65f7e7cffefcb",
    "signature": "0x85bd10f82480e5c1b2ebd5f9ce6140aca9569ffe1ca14a82942bac082a3c12254e2fa88ab77a28a25acff89b4e0fcfe2285bbd1398432f48d0c2697cb02c91481c",
    "signer": "0xE3cf7649E65876c1DDbc26CD279cC6773ee71317",
    "userId": "922124759"
  }
}