{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "295109",
    "entityType": "User",
    "nonce": "0xfe9499b31aac43085336781b47881115398f2e5a2a4a3e452d3891c91e636c99",
    "signature": "0x66c5342239473f760b22baac9a5f28d4ed7e50c6e6aeee23fdec4b7bde13c01e5c9871cae791380a266749226b802dc15383b818fcd52ab3b26fe051a47a86271b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}