{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x8855125dec9440dec5abdc2702d2629e0828531d3f334d02bef023894b3a9cba",
    "signature": "0x4e9a8e289b5883c8849b31c386a0b885621b5e55d8b4385160e925e8d54db187378eb397add9388b580003054ebece4c379b4aaa2a422bc6011c049b93e4af091c",
    "signer": "0x9B35ac410C73f7E2A7d1cB76bfE6686f7471c6Ab",
    "userId": "88369143"
  }
}