{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11153747",
    "entityType": "User",
    "nonce": "0xfd7e66eaaaa63619542e91c52fcd35f37428d8a820ca5cb79d0bc8c0341fd71e",
    "signature": "0x217fc58a8cfc9d3ea18ade7c50ddf815694a5f5a4ee1ee690f639bba2ae9e380227b1f9efd40a86f6e630a607ed03dd73e2eb6908130f6a3cf9c848489f8e6171b",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}