{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "995163974",
    "entityType": "User",
    "nonce": "0x795bae1a9350aa49b0356173fd4df38adbdda02568ee6d06dc192734db165272",
    "signature": "0x775755c60d3e737d3aa26574ead7ea4f3ba27c6c9547817cdbecbd819431cf04122ef431d6bc8fd5a73d330e7351a602cba7a10f634ec74d2bbafdb34673a2791b",
    "signer": "0x9149C438b2FBf68d0e846EEfE2E6B19be686Af42",
    "userId": "843"
  }
}