{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x40c5598da9cd1c6910fe975ae0792445cd3454a58429cf395c4c202da25233d9",
    "signature": "0xc523921b06086de4959bfe876785d50bde1ef06bf87d35ad6ab418447e045d880749d3dd6a91d0aec63d80da835cb4cdfc32281d2785218db1c58d60f4ae3b271b",
    "signer": "0xCa890ba09b096164ab040247D3eb511DD5cC5f51",
    "userId": "489821062"
  }
}