{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "102629",
    "entityType": "User",
    "nonce": "0x948d933c8d4e192e3f4cac0454a669ea676428c61ecbd7601c02d0fb3c76d192",
    "signature": "0xf47632a94d890a19005f85b140f81f43502483e827c03a656f7ba39612f817655d4d8061528691940bfcbc6f2b1b2fbcf24c8e996b96849f51a9c681e6979d661c",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}